text stringlengths 174 655k | id stringlengths 47 47 | score float64 2.52 5.25 | tokens int64 39 148k | format stringclasses 24
values | topic stringclasses 2
values | fr_ease float64 -483.68 157 | __index__ int64 0 1.48M |
|---|---|---|---|---|---|---|---|
An international team of scientists, led by the University of Oxford, working alongside researchers at the Science and Technology Facilities Council’s (STFC) Central Laser Facility, has gained a deeper insight into the hot, dense matter found at the centre of planets and as a result, has provided further understanding ... | <urn:uuid:c7d756c8-7ce5-434c-bca1-6072c7fa04b8> | 3.296875 | 777 | News (Org.) | Science & Tech. | 38.040783 | 95,626,450 |
20 July 2018
3D films for better supercapacitors
Published online 15 June 2016
Three-dimensional graphene films can store charge and even hydrogen.
Materials scientists have created a new brand of three-dimensional, porous graphene film that is potentially useful for making high-performance supercapacitors1.
This film ... | <urn:uuid:4cde021e-307b-4d60-adc3-5cd233cfca40> | 3.3125 | 354 | Truncated | Science & Tech. | 34.176559 | 95,626,456 |
There have been significant, severe, rains in Japan. Scores have lost their lives and some 2 million are being told to move, evacuate. All a tragedy of course, most especially for those dead and those they leave behind. However, it does give us an opportunity to put something into perspective – the damage done by that ... | <urn:uuid:dffbe873-49c0-4d43-864c-87285d60f83f> | 2.796875 | 792 | Personal Blog | Science & Tech. | 51.882615 | 95,626,469 |
Excitation of helicons by current antennas
Depending on the angle θ between the wave vector and the magnetic field, helicons are conventionally divided into two branches: proper helicons (H mode), propagating at small θ, and Trivelpiece–Gould waves (TG mode), propagating at large θ. The latter are close to potential wa... | <urn:uuid:512d558f-097c-47f5-ae34-97e1f70b46ff> | 2.828125 | 259 | Truncated | Science & Tech. | 47.301806 | 95,626,473 |
posted by Lacey
Can someone please give me an example of a chemical reaction of scandium with oxygen?
This site may have the information you need.
that's awesome, thank you! :)
Sorry, I've got another question for you.. can you give me a site showing some uses of Sc2O3? I've been searching but I don't think I've found ... | <urn:uuid:449bf611-b802-420b-9d90-01d99984cc1b> | 2.84375 | 139 | Q&A Forum | Science & Tech. | 65.173394 | 95,626,475 |
U.S. biologists say the world's fungus-farming ants cultivate essentially the same fungus and aren't as critical to fungi reproduction as had been thought.
The University of Texas-Austin scientists say fungus-farming ants are dependent on cultivating fungus gardens for food, and it has been widely believed the fungi al... | <urn:uuid:4786d435-ebb4-4a36-b919-b93a6880880c> | 3.140625 | 274 | Truncated | Science & Tech. | 33.395385 | 95,626,486 |
In mathematics, sophomore's dream is the pair of identities (especially the first)
discovered in 1697 by Johann Bernoulli.
The numerical values of these constants are approximately 1.291285997... and 0.7834305107..., respectively.
The name "sophomore's dream", which appears in (Borwein, Bailey & Girgensohn 2004), is in... | <urn:uuid:9e62d0dc-2ecd-410b-b53c-fa03ca71ccde> | 2.765625 | 1,133 | Knowledge Article | Science & Tech. | 63.706038 | 95,626,496 |
Astronomers accidentally discover a dozen new moons around Jupiter
Scientists trace the origin of high-energy cosmic radiation
Massive iceberg threatens Greenland village with tsunami
NASA's Cape Canaveral Launch Towers Are Now Demolished
'A complete disaster': 8 endangered black rhinos die in Kenya after relocation
Gi... | <urn:uuid:57b674af-9d2b-4343-9a7d-a71ca74cc437> | 2.828125 | 739 | News Article | Science & Tech. | 41.614827 | 95,626,513 |
Stressor footprints and dynamics
We are defining the footprint of materials that stress marine ecosystems, such as contaminants, nutrients and sediment. We are using the latest in marine observational technology to collect data – including drifters and ocean gliders – and building better mathematical models to understa... | <urn:uuid:dfe98325-a425-4add-a36a-099b3b0023b7> | 3.1875 | 536 | Knowledge Article | Science & Tech. | 22.579412 | 95,626,514 |
Open-pool Australian lightwater reactor
|Science with Neutrons|
The Open-pool Australian lightwater reactor (OPAL) is a 20 megawatt (MW) pool-type nuclear research reactor. Officially opened in April 2007, it replaced the High Flux Australian Reactor as Australia's only nuclear reactor, and is located at the Australian... | <urn:uuid:c6bc3f12-e329-4cf2-b27b-9164adf0c937> | 2.65625 | 2,611 | Knowledge Article | Science & Tech. | 36.67965 | 95,626,518 |
posted by mel
A piece of solid carbon dioxide, with a mass of 6.2 g, is placed in a 4.0 L otherwise empty container at 21°C.
a) What is the pressure in the container after all the carbon dioxide vaporizes?
atm (.86 atm)
(b) If 6.2 g solid carbon dioxide were placed in the same container but it already contained air at ... | <urn:uuid:befa7ab9-6864-462b-a16a-3fd1b8193521> | 2.84375 | 287 | Q&A Forum | Science & Tech. | 75.80746 | 95,626,520 |
By Darrin Qualman, Darrin Qualman blog
Humans and our livestock now make up 97 percent of all animals on land. Wild animals (mammals and birds) have been reduced to a mere remnant: just 3 percent. This is based on mass. Humans and our domesticated animals outweigh all terrestrial wild mammals and birds 32-to-1. | <urn:uuid:63801953-7381-4a7d-8b63-47543035b147> | 2.71875 | 76 | Truncated | Science & Tech. | 65.209659 | 95,626,521 |
Genetics of Host Plant Adaptation in Delphacid Planthoppers
Delphacid planthoppers, by any measure, are very successful plant-feeding insects. Indications of their success include a worldwide distribution (O’Brien and Wilson 1985), an extensive range of habitats occupied (Denno and Roderick 1990), and status as major a... | <urn:uuid:0074700b-9185-45e8-8463-4d54b8709252> | 2.953125 | 200 | Truncated | Science & Tech. | 27.888968 | 95,626,532 |
Editor's Note: This article was originally published on 28 September, 2016. We are republishing the article as Elon Musk has presented a study on making Human Life Interplanetary in the Journal New Space.
Elon Musk has unveiled plans that will let anyone who wants to go to Mars buy a ticket for about the cost of a home... | <urn:uuid:f9524995-b921-4812-bb42-dd66b0a46c9d> | 2.921875 | 1,146 | Truncated | Science & Tech. | 55.019941 | 95,626,564 |
History and classification
The first illustration of an amoeboid, from Roesel von Rosenhof's Insecten-Belustigung
The earliest record of an organism resembling Amoeba was produced in 1755 by August Johann Rösel von Rosenhof, who named his discovery "der kleine Proteus" ("the little Proteus"), after Proteus, the shape-s... | <urn:uuid:f7084e8d-8392-409c-8b19-edc8fd5ababb> | 3.671875 | 365 | Knowledge Article | Science & Tech. | 36.982873 | 95,626,567 |
“On September 21, 2014, NASA’s Mars Atmosphere and Volatile EvolutioN mission, or MAVEN, went into orbit around the Red Planet. Its goal: to understand how a changing atmosphere transformed Mars from a warm, wet environment in its youth to the desert world that we see today. Building such a mission and sending it to Ma... | <urn:uuid:6882bdd5-9af6-462e-aa4d-825f2fb9e527> | 3.21875 | 276 | Truncated | Science & Tech. | 38.284687 | 95,626,575 |
+44 1803 865913
Edited By: Manfred Gottwald and Heinrich Bovensmann
250 pages, 50 col illus
SCIAMACHY, the SCanning Imaging Absorption spectroMeter for Atmospheric CHartographY, is a passive sensor for exploring the Earth's atmosphere. It observes absorption spectra of molecules from the UV (214 nm) to the short-wave i... | <urn:uuid:859d2762-e6af-42a8-b31f-1500532d0a0a> | 2.8125 | 336 | Product Page | Science & Tech. | 40.633118 | 95,626,593 |
Produto disponível em até 15min no aplicativo Kobo, após a confirmação do pagamento!
Você pode ler este livro digital em vários dispositivos:
IOs - Clique para baixar o app gratuitoAndroid - Clique para baixar o app gratuitoPC - Clique para baixar o app gratuitoBlackBerry - Clique para baixar o app gratuitoWindows Pho... | <urn:uuid:3d43b184-c8ab-429c-932c-e86487a611a4> | 3.03125 | 371 | Product Page | Software Dev. | 0.087857 | 95,626,615 |
Attempted to created a Philosopher’s Stone He heated residues from boiled urine, and a liquid dropped out and burst into flames
Hydrogen was observed and collected long before it was recognised as a unique gas by Robert Boyle in 1671, who dissolved iron in diluted hydrochloric acid.
it was first recognized as an elemen... | <urn:uuid:8478e868-2b6d-4f3f-9626-726e3c80571c> | 3.625 | 523 | Knowledge Article | Science & Tech. | 29.867748 | 95,626,616 |
Get Premium for free!
9 months ago
Jules Verne mentioned OTEC in Twenty Thousand Leagues Under the Sea
Jacques Arsene d'Arsonval, a French physicist, proposed tapping the thermal energy of the ocean.
D'Arsonval's student, Georges Claude, built the first OTEC plant, in Matanzas, Cuba in 1930
J. Hilbert Anderson and Jame... | <urn:uuid:657722fc-d4b1-4c7b-9228-f7e4b806d527> | 3.3125 | 257 | Content Listing | Science & Tech. | 42.811202 | 95,626,673 |
For Immediate Release, April 13, 2016
Contact: Abel Valdivia, (510) 844-7103, email@example.com
West Coast Water Quality Standards Not Strong Enough to Fight Ocean Acidification
OAKLAND, Calif. — A new scientific paper published today in the journal Ocean & Coastal Management concludes that current water quality criter... | <urn:uuid:a8cbff6b-e0da-411c-9a34-6a0541f61325> | 2.984375 | 779 | News (Org.) | Science & Tech. | 17.968408 | 95,626,683 |
The Cavendish experiment, performed in 1797–1798 by British scientist Henry Cavendish, was the first experiment to measure the force of gravity between masses in the laboratory and the first to yield accurate values for the gravitational constant. Because of the unit conventions then in use, the gravitational constant ... | <urn:uuid:ec6de465-d979-4381-bd1d-3545e6d06a9f> | 3.84375 | 3,610 | Knowledge Article | Science & Tech. | 70.439298 | 95,626,704 |
The escalation in dust emissions — which may be due to the interplay of several factors, including increased windstorm frequency, drought cycles and changing land-use patterns — has implications both for the areas where the dust is first picked up by the winds and for the places where the dust is put back down.
This im... | <urn:uuid:67a6d02a-005b-4c5b-a218-c1d1cf71e45f> | 3.953125 | 1,614 | Content Listing | Science & Tech. | 44.510208 | 95,626,738 |
Together with the site at Koeln, the DLR site at Oberpfaffenhofen is one of Germany's largest research centres. Located near the A96 motorway between Munich and Lindau, the site is home to eight scientific institues and currently employs approximately 1700 people. The research centre's main fields of activity include p... | <urn:uuid:b20fa1fb-ecfd-475d-a1f2-6fc47fa0d2ae> | 2.96875 | 385 | Content Listing | Science & Tech. | 38.239405 | 95,626,751 |
22 April 2005
22 April 2005
Researchers at New Jersey Institute of Technology have discovered a novel method of changing the chemical characteristics of carbon nanotubes by heating them in a closed vessel microwave oven.
Somenath Mitra, PhD, professor of chemistry and environmental sciences, and Zafar Iqbal, PhD, also ... | <urn:uuid:4d52cb2d-4b51-4502-995b-02fdb5131687> | 3.578125 | 716 | News Article | Science & Tech. | 27.356101 | 95,626,762 |
Learn Ruby on Rails, PDF Tutorial
Learn Web Developments with Rails
Ruby enthusiastically and you want to realize web applications with? So get started with Ruby on Rails. Many emblematic sites of the last years were built on this techno, like Twitter or AirBnB.
Whether you are a young developer who wants to discover t... | <urn:uuid:8b5839ec-f156-4aa8-9f6f-b38f6a1a54af> | 2.953125 | 471 | Product Page | Software Dev. | 61.942587 | 95,626,766 |
Type Event Revision 2018.3332 Keywords orientation See also system.orientation resize
Orientation events occur when the device orientation changes. This means that the orientation event will be triggered even for orientations that the app does not support, with a caveat for Android (see below).
Apps with a fixed orient... | <urn:uuid:822dda0a-9685-4b0d-ad7d-5f892f9c7d51> | 2.640625 | 302 | Documentation | Software Dev. | 25.108333 | 95,626,770 |
domingo, 4 de diciembre de 2011
Astronomy - An Ancient 'Metropolis' Orbiting the Milky Way --One of the Oldest Objects in the Universe
One of 150 globular clusters that orbit the Milky Way, M107, also known as NGC 6171, a compact and ancient family of stars that lies about 21 000 light-years away, is a bustling metropo... | <urn:uuid:ae984157-be7c-459a-be34-643190952822> | 3.5625 | 480 | Personal Blog | Science & Tech. | 35.734686 | 95,626,772 |
Credit: NASA/CXC and NASA/JPL-Caltech
Shocking Processes from Eta Carinae
The superluminous, doomed star known as Eta Carinae is one of the most intriguing stars within 10,000 light-years from earth. It's best know for its extreme brightening and subsequent dramatic fading in the middle of the 19th century, an event as... | <urn:uuid:8257da50-8c9b-4735-96eb-488f9e7fb935> | 3.578125 | 656 | Truncated | Science & Tech. | 42.13111 | 95,626,804 |
On Nov. 20 at 1200 UTC/7 a.m. EST, Tropical Cyclone Helen had maximum sustained winds near 50 knots/57.5 mph/92.6 kph. It was centered near 15.5 north and 83.9 east, about 499 nautical miles/574.2 miles/924.1 km south-southwest of Calcutta, India. Helen was crawling to the northwest at 1 knot/1.1 mph/1.8 kph. A mid-lev... | <urn:uuid:eaf4c48a-fcae-4a94-aac6-19715a99e5ce> | 2.96875 | 1,050 | Content Listing | Science & Tech. | 50.087759 | 95,626,809 |
The South African grassland biome is one of the most threatened biomes in South Africa. Approxi- mately 45% of the grassland biome area is transformed, degraded or severely invaded by alien plants and the remaining natural areas are highly fragmented. In this fragmented landscape, the connectivity between habitat patch... | <urn:uuid:27427355-20fd-47dc-bb2d-79b8444456d3> | 3.109375 | 377 | Academic Writing | Science & Tech. | 11.808167 | 95,626,825 |
- Research news
- Open Access
Silencing paradox resolved
© BioMed Central Ltd 2005
Published: 10 February 2005
The paradoxical involvement of RNA-mediated gene silencing in the maintenance of some DNA silencing is bridged in Arabidopsis plants by an RNA polymerase that acts as a liaison between both pathways, UK resear... | <urn:uuid:67f25106-1833-4651-84c8-04731df9f26d> | 2.671875 | 1,122 | Academic Writing | Science & Tech. | 36.599779 | 95,626,832 |
As part of ongoing research to understand how miniaturization affects brain size and behavior, researchers measured the central nervous systems of nine species of spiders, from rainforest giants to spiders smaller than the head of a pin. As the spiders get smaller, their brains get proportionally bigger, filling up mor... | <urn:uuid:456895f9-7bd7-4289-bf7a-beffc66ee390> | 3.921875 | 1,220 | Content Listing | Science & Tech. | 43.631689 | 95,626,836 |
In behavioural research, internal states are measured through novelty responses. The way an animal responds to novel stimuli in the environment depends on its internal state (e.g., motivational drives), as determined by interacting neural and neurotransmitter systems (Horstick, Mueller, and Burgess, 2018). Animals that... | <urn:uuid:0baf6757-62cf-4a63-acff-9bbdb4aee51c> | 2.5625 | 470 | Tutorial | Science & Tech. | 50.892031 | 95,626,852 |
Estimation of Soil Properties Using Hyperspectral VIS/IR Sensors
- John Wiley & Sons, Ltd
- Publication Type:
- Encyclopedia of Hydrological Sciences, 2005, 1st, pp. 887 - 902
- Issue Date:
Knowledge of soil properties and processes are crucial to the understanding of the terrestrial hydrologic cycle and the functionin... | <urn:uuid:600d3933-f309-4869-94db-742be69f3547> | 3.15625 | 249 | Academic Writing | Science & Tech. | 18.40105 | 95,626,856 |
Adding solar technology to electric vehicles is an ideal evolution in theory, but for many in the industry, practicality remains an issue. This skepticism hasn’t stopped a Dutch startup from developing Lightyear One, a vehicle that finally has the ability to be powered by just sunlight. Their revolutionary development ... | <urn:uuid:f16df512-6361-4bbc-b1cd-8d0a520f8aac> | 2.890625 | 787 | News Article | Science & Tech. | 40.873649 | 95,626,860 |
Authors: Antonio Puccini
Analyzing the neutron decay, or beta-decay (Bd), our calculations and evaluations show that the 3rd particle emitted with the Bd (required by Pauli and Fermi to compensate for a noticeable energy gap) can be identified in an electron free of electric charge, that is a neutral electron: e° (inst... | <urn:uuid:e80c18c9-4430-483e-85ae-cca53a967584> | 2.609375 | 450 | Academic Writing | Science & Tech. | 34.818661 | 95,626,867 |
Scientists hope that understanding the mechanisms which determine the diversity and productivity of ecosystems will help ecologists and conservationists to develop strategies to ensure that conservation areas are highly productive and rich in biodiversity.
The study used a lab-based artificial ecosystem of communities ... | <urn:uuid:378c40e5-6356-4281-b5ad-33b0dd8a018e> | 3.96875 | 1,314 | Content Listing | Science & Tech. | 29.206253 | 95,626,876 |
Earth-size planets circling nearby stars come in two flavors, either rocky or gassy, astronomers reported on Monday. And more than three-quarters of stars likely host at least one of these alien Earths.
“We are talking about worlds barely larger than our own,” says astronomer Geoff Marcy of the University of California... | <urn:uuid:369e22b1-8314-4d27-8c05-ae26ed162fc4> | 3.203125 | 1,139 | Content Listing | Science & Tech. | 54.858115 | 95,626,900 |
What is Laravel ?
What is Laravel ?
According to Wikipedia, Laravel is a free, open-source PHP web framework, created by Taylor Otwell and intended for the development of web applications following the model–view–controller (MVC) architectural pattern. The source code of Laravel is hosted on GitHub and licensed under t... | <urn:uuid:81f1736a-1199-49f5-9b44-8857c4d8a248> | 2.734375 | 811 | Tutorial | Software Dev. | 45.653837 | 95,626,902 |
'Beams' from space that could power cities: First tests on solar satellites offer hope of green energy that might actually WORK
- Floating solar panels 'beam' energy to Earth using lasers or microwaves
- Equipment tested in space to deploy 'swarm' of solar panels
- Initially will supply power to disaster areas or outly... | <urn:uuid:678ebe2b-c462-47d3-947e-18b6cbe02421> | 3.0625 | 1,222 | News Article | Science & Tech. | 16.555218 | 95,626,944 |
I have to discuss cell and tissue types found in typical animals, but because it is so vast I am having a hard time finding one concept to elaborate on.© BrainMass Inc. brainmass.com July 20, 2018, 7:00 am ad1c9bdddf
The first level of cellular organization is a cell, followed immediately by a tissue. Tissues are a gro... | <urn:uuid:4c9a6596-a2e8-4e80-bd93-1b9fbfeae5e3> | 3 | 161 | Q&A Forum | Science & Tech. | 50.413382 | 95,626,971 |
Online Dictionary: translate word or phrase from Indonesian to English or vice versa, and also from english to english on-line.
Hasil cari dari kata atau frase: Diazo reactions(0.00811 detik)
Found 1 items, similar to Diazo reactions.
English → English (gcide)
Definition: Diazo reactions
Diazo- \Di*az"o-\ [Pref. di- + ... | <urn:uuid:8f7ec21a-d6ab-4650-90f2-01b09a71b35a> | 3.21875 | 232 | Structured Data | Science & Tech. | 38.659212 | 95,626,979 |
its v v confusing.
Can someone explain it to me?
Turn on thread page Beta
difference between primary, secondary and teritary structures of halogenoalkanes? watch
- Thread Starter
- 16-02-2018 20:17
- 16-02-2018 20:38
A primary halogenoalkane is where there are two H atoms bonded to the C atom bonded to the halogen (Cl,... | <urn:uuid:1c91ea93-2630-4f10-9b1b-ccea5eb800f9> | 2.71875 | 208 | Comment Section | Science & Tech. | 58.701136 | 95,626,998 |
An object database is a database management system in which information is represented in the form of objects as used in object-oriented programming. Object databases are different from relational databases which are table-oriented. Object-relational databases are a hybrid of both approaches.
Object databases have been... | <urn:uuid:d760b4c0-7c62-4126-861e-8d03a9f80762> | 3.203125 | 1,974 | Knowledge Article | Software Dev. | 26.282959 | 95,627,004 |
The physical removal of invasive plants can generate a significant volume of materials. Much of this material is bagged and sent to landfills, but is there another way to manage this material? Joe Van Rossum of the University of Wisconsin-Extension will present results from his research on the fate of garlic mustard an... | <urn:uuid:3719e0ab-28f2-4747-9265-cd82b17209bd> | 3.1875 | 1,118 | Content Listing | Science & Tech. | 39.8424 | 95,627,006 |
Since human colonisation in the 17th century, the island has lost most of its unique animals. The litany includes the famous flightless dodo, giant tortoises, parrots, pigeons, fruitbats, and giant lizards. It is comparatively easy to notice the loss of a species, but much more difficult to realise how many interaction... | <urn:uuid:ea2ae79b-3ede-425a-a37a-d7b508bab937> | 3.96875 | 1,433 | Content Listing | Science & Tech. | 31.099106 | 95,627,011 |
Aerodynamics and Hydrodynamics of the Human Body, Birds, and Boeing
The aerodynamics of the human body are very interesting indeed. This may sound somewhat funny, because human beings can't fly, however our desire to fly has enabled us to adapt and innovate to achieve the same purpose. Man has always dreamed of being a... | <urn:uuid:eca820fc-f408-4a57-8ffa-0afe09b19685> | 2.75 | 3,124 | Content Listing | Science & Tech. | 47.25768 | 95,627,018 |
Trophic state index
Trophic State Index (TSI) is a classification system designed to rate bodies of water based on the amount of biological activity they sustain. The TSI of a body of water is rated on a scale from zero to one hundred. Under the TSI scale, bodies of water may be defined as oligotrophic (TSI 0-40, havin... | <urn:uuid:08a42bcf-24ec-4483-a5a5-b7fa9ec7753e> | 3.515625 | 1,924 | Knowledge Article | Science & Tech. | 32.520033 | 95,627,026 |
The distant forests of Africa’s Congo Basin have lengthy been a blind spot for scientists working to know how Earth’s pure cycles reply to the environmentally distinctive traits of various areas.
Now, two Florida State College researchers are a part of a world crew of scientists revealing the sudden position that large... | <urn:uuid:1fd0f84c-2844-477e-839d-4d9d122ab729> | 3.375 | 962 | News Article | Science & Tech. | 19.940263 | 95,627,053 |
Australian researchers have been left surprised by a rare bird of prey that travelled more than 3,000 km from its natural habitat.
Michael Mulvaney, a senior ecologist at the Australian Capital Territory (ACT) Environment and Planning Directorate, said a tracker was attached to the rare little eagle to assess the impac... | <urn:uuid:2f3fee04-0ef8-4734-bd87-1f558448e5c6> | 3.21875 | 401 | News Article | Science & Tech. | 52.039071 | 95,627,054 |
Anchor tag is an one of the main element in the HTML which is used to create Hyperlinks.
Hyperlink (also called link) is generally a text that appears as active text, hovering mouse changes mouse icon to hand and clicking this text executes an event. By default this text color is blue with underline style.
<a href="htt... | <urn:uuid:536c1861-f5ca-4fb1-b778-f7e40c0da47e> | 3.265625 | 241 | Tutorial | Software Dev. | 62.524853 | 95,627,081 |
WASHINGTON (Reuters) – People living on the Solomon Islands in the Pacific Ocean long had spoken of a big, tree-dwelling rat called vika that inhabited the rainforest, but the remarkable rodent managed to elude scientists — until now.
After searching for it for years with cameras mounted in trees and traps, scientists ... | <urn:uuid:7fc8f5f4-0991-48af-ac1b-3c9851ad8886> | 3.46875 | 558 | News Article | Science & Tech. | 47.256789 | 95,627,082 |
Analysis of Monoterpene Hydrocarbons in the Atmosphere
Monoterpenes as well as isoprene are important biogenic organics in the atmosphere. Monoterpenes are mainly emitted from coniferous trees, and are often responsible for the aroma of forest air, while isoprene is dominantly emitted from deciduous trees. Since they a... | <urn:uuid:d2b9e838-50a4-493d-8480-b552e2992668> | 2.984375 | 299 | Truncated | Science & Tech. | 23.980643 | 95,627,085 |
London, Nov 28 (PTI) Scientists have developed a new technology that uses nuclear waste to generate clean electricity in a nuclear-powered battery.
Researchers from the University of Bristol in the UK have grown a man-made diamond that, when placed in a radioactive field, is able to generate a small electrical current.... | <urn:uuid:23fabf11-a35f-45ff-bf44-a0b2ada751ea> | 3.625 | 560 | News Article | Science & Tech. | 22.268177 | 95,627,087 |
Torrential rainfall on early Mars eroded the network of deep valleys still visible on the surface of the planet today, new research claims
- Experts found river networks on Mars have parallels with waterways on Earth
- Heavy rainfall over a prolonged period may have run off quickly over the surface
- This is how river ... | <urn:uuid:2930e294-bdaf-4cda-bc1d-b9b867809e26> | 3.515625 | 2,046 | News Article | Science & Tech. | 40.591507 | 95,627,094 |
- Open Access
Amplification of tsunami heights by delayed rupture of great earthquakes along the Nankai trough
© The Society of Geomagnetism and Earth, Planetary and Space Sciences (SGEPSS); The Seismological Society of Japan; The Volcanological Society of Japan; The Geodetic Society of Japan; The Japanese Society for ... | <urn:uuid:33a62bfb-fb3f-46c4-ae20-0892241d69e3> | 2.5625 | 2,974 | Academic Writing | Science & Tech. | 51.520231 | 95,627,096 |
Kinematics, Dynamics, and the Structure of Physical Theory
- Publication Year:
- Usage 272
- Downloads 272
- PhilSci-Archive 272
- Repository URL:
- Most Recent Tweet View All Tweets
Every physical theory has (at least) two different forms of mathematical equations to represent its target systems: the dynamical (equati... | <urn:uuid:07072abb-8ef2-4580-8f77-70be408934d9> | 2.59375 | 317 | Truncated | Science & Tech. | 13.560921 | 95,627,108 |
Plastic waste has become such a significant issue, even a junior high student knows it’s an overwhelming task. Anna Du, a sixth-grade student from Massachusetts, is in the beginning stages of a robot that can help clean up plastic littler. It follows some of the other amazing entrepreneurial efforts to eliminate plasti... | <urn:uuid:ddcfe27d-c2ba-4a9c-947d-e2e789c8c482> | 3.265625 | 813 | News Article | Science & Tech. | 48.830398 | 95,627,110 |
From AMS Glossary
(Redirected from Sea level chart)
(Also called surface map, sea level chart, sea level pressure chart.) An analyzed chart of surface weather observations.
Essentially, a surface chart shows the distribution of sea level pressure, including the positions of highs, lows, ridges, and troughs and the loca... | <urn:uuid:e0184650-b026-4c6b-b804-8dc3983f6ab6> | 3.984375 | 241 | Structured Data | Science & Tech. | 39.041976 | 95,627,112 |
OpenSees - The Open System for Earthquake Engineering Simulation
Earthquake engineering has long been hampered by limitations of available computational procedures. The most familiar and commonly used computer tools were developed in the 1970s and 1980s, and are limited by simplifications and approximations that were n... | <urn:uuid:878a062a-ecba-41ea-a6d1-2f969bd3e779> | 2.546875 | 425 | About (Org.) | Software Dev. | -0.864781 | 95,627,121 |
Potts, BM and Sandhu, KS and Wardlaw, T and Freeman, J and Li, H and Tilyard, P and Park, RF, Evolutionary history shapes the susceptibility of an island tree flora to an exotic pathogen, Forest Ecology and Management, 368 pp. 183-193. ISSN 0378-1127 (2016) [Refereed Article]
Copyright 2016 Published by Elsevier B.V.
W... | <urn:uuid:efb1b0b1-26a5-4a64-8f0a-6a344a36edaf> | 2.671875 | 791 | Academic Writing | Science & Tech. | 16.766418 | 95,627,127 |
Articles filed under Impact on Bats
The 152-megawatt Spring Valley Wind Energy project about 260 miles northeast of Las Vegas killed an estimated 566 bats in 2013, so its operator agreed to change when the windmills kick on in hopes of reducing the number of deaths.
Heartland Community College will be doing a more comp... | <urn:uuid:1a20092b-657f-4fed-bb0c-25690be0c746> | 2.890625 | 1,433 | Content Listing | Science & Tech. | 35.975374 | 95,627,134 |
The UN Framework Convention on Climate Change (UNFCCC) aims to avoid what is called “dangerous anthropogenic interference with the climate system”.
However, there is no guarantee that the level of climate change – how much the temperature increases in the future – is the only thing we should be worried about. How quick... | <urn:uuid:2dc1d138-311c-46bc-bf4b-bd2d8c210a0e> | 3.953125 | 1,320 | Content Listing | Science & Tech. | 41.844041 | 95,627,160 |
Global methane emissions from oil production between 1980 and 2012 were far higher than previously thought – in some cases, as much as double the amount previously estimated, according to a new scientific study.
The reason for the discrepancy is simple. The author of the study − which also includes emissions of another... | <urn:uuid:2bd58f53-6c5d-4ddd-9603-9c52aa092223> | 3.625 | 1,051 | News Article | Science & Tech. | 34.618188 | 95,627,196 |
You are here: Home News and Events Water Levels in the Great Lakes Water Levels in the Great Lakes by Heather Carr January 2, 2012, 2:08 am Water levels in the Great Lakes are lower than their long-term averages. Despite a wet season, experts believe the gains could evaporate. After the unusually warm temperatures this... | <urn:uuid:98cb8dd5-61b1-4e0b-98fb-1fe22d771f0e> | 3 | 283 | Truncated | Science & Tech. | 36.665707 | 95,627,198 |
A single sand grain harbours up to 100,000 microorganisms from thousands of species.
Just imagine, you are sitting on a sunny beach, contentedly letting the warm sand trickle through your fingers. Millions of sand grains. What you probably can't imagine: at the same time, billions upon billions of bacteria are also tri... | <urn:uuid:3541cf2c-e5ba-4f70-b26f-ce0ecf7410d4> | 3.765625 | 1,511 | Knowledge Article | Science & Tech. | 47.514675 | 95,627,213 |
Viscous Compressible Flow Simulations Using Supercomputers
The appearance of supercomputers accelerated the development of the sophisticated Computational Fluid Dynamics for the practical use. Even the “Reynolds-averaged” Navier-Stokes computations are in the matured stage with the help of supercomputers. For instance,... | <urn:uuid:26b79473-530d-492c-904d-53cf016f4b69> | 2.640625 | 1,027 | Academic Writing | Science & Tech. | 45.265538 | 95,627,232 |
New findings have implications for recent carbon dioxide rise and melting glaciers
A fresh look at some old rocks has solved a crucial mystery of the last Ice Age, yielding an important new finding that connects to the global retreat of glaciers caused by climate change today, according to a new study by a team of clim... | <urn:uuid:7c481e99-8e27-4148-87a1-38120eb1a5a9> | 3.703125 | 1,612 | Content Listing | Science & Tech. | 38.460408 | 95,627,262 |
This article has multiple issues. Please help improve it or discuss these issues on the talk page. (Learn how and when to remove these template messages)(Learn how and when to remove this template message)
Relativity theories (special relativity and general relativity) are based on the notion that position, orientation... | <urn:uuid:dffaec3a-c061-411a-835a-2ca71c6d574c> | 3.359375 | 17,172 | Knowledge Article | Science & Tech. | 53.493401 | 95,627,272 |
"In a 125-mL Erlenmeyer flask containing a magnetic stirring bar, mix 0.05 mol of benzaldehyde with the theoretical quantity of acetone, and add one-half the mixture to a solution of 5 g of sodium hydroxide dissolved in 50 mL of water and 40 mL of ethanol at room temperature (Cleaning Up: Dilute the filtrate from the r... | <urn:uuid:381e4e2d-1e97-44e2-9fa2-3021579ee1b2> | 3.0625 | 492 | Tutorial | Science & Tech. | 40.352135 | 95,627,276 |
Signup for our emails
Coral Pink Sand Dunes Tiger Beetle Threatened by Off-Road Vehicles, Drought, Climate Change
Washington, DC The U.S. Fish and Wildlife Service (Service) announced today that it will propose to list the Coral Pink Sand Dunes tiger beetle as “threatened” under the Endangered Species Act (ESA), and to... | <urn:uuid:cf3adee6-ba82-4d53-8c5e-94808cc57f07> | 2.828125 | 835 | News (Org.) | Science & Tech. | 37.817817 | 95,627,298 |
Department of Physics
Effect of coupling between excitons and gold nanoparticle surface plasmons on emission behavior of phosphorescent organic light-emitting diodes
Enhanced efficiency and reduced efficiency roll-off in phosphorescent organic light-emitting diodes (PhOLEDs) are realized by interposing a solution-proce... | <urn:uuid:6f26b732-5da1-46ce-beff-f43cc46e2192> | 2.53125 | 335 | Academic Writing | Science & Tech. | 2.306957 | 95,627,302 |
Where does most of the energy come from in a shady section of a stream?
4 people found this useful
the center of the Earth
Energy human's get daily is derived from food. Food rich incarbohydrates provide more energy to sustain humans each day.
Think about it. Solar panels? Yeah, it does produce a lot of energy, but not... | <urn:uuid:bda99fd6-3557-48e0-842b-2aa3a6486a60> | 2.890625 | 255 | Q&A Forum | Science & Tech. | 60.056667 | 95,627,324 |
Scientific visualization (also spelled scientific visualisation) is an interdisciplinary branch of science. According to Friendly (2008), it is "primarily concerned with the visualization of three-dimensional phenomena (architectural, meteorological, medical, biological, etc.), where the emphasis is on realistic render... | <urn:uuid:0d333c9f-d608-45be-8fc2-0dc83cfeaef8> | 3.15625 | 2,450 | Knowledge Article | Science & Tech. | 18.304486 | 95,627,328 |
Remote acquisition of information about phenomena and objects from an imagery is the main objective of remote sensing. The ability to realize aims of image intelligence depends on the quality of acquired remote sensing data. The imagery intelligence can be carried out from different altitudes- from satellite level to t... | <urn:uuid:e888516d-de03-44d2-9cc7-bc3f0dc67e37> | 3.015625 | 212 | Truncated | Science & Tech. | 7.944744 | 95,627,339 |
Sputnik 1 (// or //; "Satellite-1", or "PS-1", Простейший Спутник-1 or Prosteyshiy Sputnik-1, "Elementary Satellite 1") was the first artificial Earth satellite. The Soviet Union launched it into an elliptical low Earth orbit on 4 October 1957, orbiting for three weeks before its batteries died, then silently for two m... | <urn:uuid:100e4ce3-3fbe-4e29-ab6c-14744037fcc8> | 3.5 | 851 | Knowledge Article | Science & Tech. | 46.781889 | 95,627,342 |
Object-Oriented Analysis and Design (Part 2)
Object-Oriented Analysis and Design (Part 2)
In part two of a four part series on Object-Oriented Design, we go over some of the core definitions behind the practice.
Join the DZone community and get the full member experience.Join For Free
The Agile Zone is brought to you i... | <urn:uuid:a44072bd-cd40-4aaf-8c4c-7c03a10e3ef8> | 2.796875 | 1,535 | Truncated | Software Dev. | 42.055173 | 95,627,345 |
doi:10.1038/nindia.2018.74 Published online 17 June 2018
Chemists have developed an eco-friendly protocol for biosynthesis of silver nanoparticles – in the size range 100-300 nanometre – using the root extract of the plant Curculigo orchioides, commonly known as kali musli across India1.
The researchers report that in ... | <urn:uuid:1e7771f1-cd19-4bfa-8209-1203d6e13834> | 3.15625 | 394 | News Article | Science & Tech. | 20.571059 | 95,627,354 |
|Group:||Group V ((−)ssRNA)|
|Species:||Lettuce big-vein associated varicosavirus|
The genus Varicosavirus is a group of related plant viruses associated with the swelling in plant vein tissues. They are negative single stranded RNA viruses. Infection occurs through soil by the spores of the fungus Olpidium brassicae.
... | <urn:uuid:a344216d-d9e1-4e9d-acb6-c78394f14370> | 3.296875 | 391 | Knowledge Article | Science & Tech. | 69.85566 | 95,627,357 |
If we mate two individuals that are heterozygous (e.g., Bb) for a trait, we find that
- 25% of their offspring are homozygous for the dominant allele (BB)
- 50% are heterozygous like their parents (Bb)
- 25% are homozygous for the recessive allele (bb) and thus, unlike their parents, express the recessive phenotype.
Th... | <urn:uuid:81e28025-b7bd-47d1-8f42-6cba206d668c> | 3.90625 | 2,968 | Knowledge Article | Science & Tech. | 58.7097 | 95,627,376 |
QUANTUM PARTICLES (CHAPTER-4)
In this chapter-4, I will try my best to give a understanding about dimensions whether these are smaller or higher and also discuss briefly on dimensions.
Universal Mathematics is responsible for structure of space as space itself is a rounded ball where one can attached many smaller strin... | <urn:uuid:e2f0010d-1428-445d-8679-cf6bf056bcb3> | 3.078125 | 288 | Truncated | Science & Tech. | 33.690678 | 95,627,387 |
Characteristics of crack growth in sintered materials
- 63 Downloads
In sintered materials crack growth occurs as a rule through a mechanism of pore coalescence accompanying the rupture of interparticle (interpore) bridges, which in turn can rupture both through microvoid coalescence and transor intercrystallite cleava... | <urn:uuid:339ec6ea-b466-4eac-b87f-9867bc7d5422> | 2.640625 | 495 | Academic Writing | Science & Tech. | 66.698808 | 95,627,399 |
The study, which focuses on North American rattlesnakes, finds that the rate of future change in suitable habitat will be two to three orders of magnitude greater than the average change over the past 300 millennia, a time that included three major glacial cycles and significant variation in climate and temperature.
“W... | <urn:uuid:d65dcea9-38f2-4ac1-b553-566add788c5b> | 3.953125 | 1,397 | Content Listing | Science & Tech. | 39.693409 | 95,627,422 |
Any hope of recovering such critically endangered species depends on understanding what drives changes in population size following habitat contraction. In a new study published in PLoS Biology, Nicholas Gotelli and Aaron Ellison test the relative contributions of habitat contraction, keystone species effects, and food... | <urn:uuid:1276dfca-882c-43ba-9675-72db944e09ae> | 4.125 | 1,367 | Content Listing | Science & Tech. | 33.519432 | 95,627,423 |
DNA Data Storage Is Robust, Scalable
For the first time, scientists believe that they have developed a robust system for encoding information into DNA, and then reading it back with 100% accuracy.
Digital production, transmission and storage have revolutionized how we access and use information but have also made archi... | <urn:uuid:5c156e07-c12e-41f4-8915-b4c3c416df0a> | 3.125 | 1,245 | Content Listing | Science & Tech. | 47.141152 | 95,627,429 |
To simplify the electron emission mechanism involved in microwave electron guns, a team of researchers has created and demonstrated a field-emission plug-and-play solution based on ultrananocrystalline diamond.
Testing for ovarian cancer or the presence of a particular chemical could be almost as simple as distinguishi... | <urn:uuid:6f7d5a3b-714c-47d2-9240-b551c2b1ec37> | 3.0625 | 489 | Content Listing | Science & Tech. | 23.343482 | 95,627,437 |
As shown in the previous page we now have an empty table named person. What can we do with such a table? Just use it like a bag! Store things in it, look into it to check the existence of things, modify things in it or throw things out of it. These are the four natural operations, which concerns data in tables:
Each of... | <urn:uuid:e90823eb-129a-47c2-a67f-e62c9baa6e7e> | 3.796875 | 1,741 | Documentation | Software Dev. | 49.519181 | 95,627,444 |
Tourism is bringing rapid development to the islands of Langkawi, which puts pressure on the marine ecosystem. This research records the diversity and will be a useful baseline record for biomonitoring studies in Malaysia.
A study on the taxonomy of Chlorophyta was carried out to identify and to record the diversity of... | <urn:uuid:47161f0f-fc01-49fa-899f-4990e4d780ec> | 3.3125 | 1,439 | Content Listing | Science & Tech. | 37.969642 | 95,627,465 |
The study, published in the journal Nature, demonstrates that two genetically-defined groups of nerve cells are in control of limb alternation at different speeds of locomotion, and thus that the animals' gait is disturbed when these cell populations are missing.
Most land animals can walk or run by alternating their l... | <urn:uuid:44d005dd-3a2e-426c-9fca-93cc2da50f42> | 3.328125 | 1,242 | Content Listing | Science & Tech. | 37.666222 | 95,627,477 |
PASADENA, Calif., Jan. 20, 2013 /PRNewswire-USNewswire/ -- A NASA spacecraft is providing new evidence of a wet underground environment on Mars that adds to an increasingly complex picture of the Red Planet's early evolution.
The new information comes from researchers analyzing spectrometer data from NASA's Mars Reconn... | <urn:uuid:30fb7df0-c1fe-41e7-a609-b4a19e710e01> | 3.53125 | 786 | News Article | Science & Tech. | 34.22906 | 95,627,515 |
VSEPR is abbreviated as valence-shell electron-pair repulsion theory. This theory discusses about the arrangement of atoms or group of atoms around a central atom in a covalent compound and is determined completely by the repulsion between electron pairs in the valence shell of the central atom. This theory assumes tha... | <urn:uuid:6cf896af-9e4c-4588-9764-99edf33522a2> | 3.984375 | 600 | Knowledge Article | Science & Tech. | 41.184355 | 95,627,522 |
posted by Chloe Luster
If 17.7 kJ are released when 1.00 g of O2 reacts with an excess of NO, complete the thermochemical equation below.
4 NO(g) + 3O2(g)=2 N2O5(g) ΔHrxn = ___KJ
1 mol NO = 14 + 16 = 30 grams.
4 mol NO = 120 g
17.7 kJ are released for 120 g NO so how much will be released for 1 g? That's
17.7 kJ x (1/1... | <urn:uuid:841f3073-687d-432b-ad99-a978930bc837> | 3.0625 | 145 | Q&A Forum | Science & Tech. | 118.74 | 95,627,548 |
Molecular Population Genetics of Drosophila
Knowledge of the nature, level and distribution of nuclear DNA sequence polymorphism present within natural populations is a prerequisite to a complete understanding of organic evolution. To date, studies of molecular variation within populations have been carried out primari... | <urn:uuid:1669795e-ac07-4e7c-9457-efb2fcb20cdf> | 3.15625 | 242 | Truncated | Science & Tech. | 1.345949 | 95,627,567 |
There really wasn't any doubt.
Evidence that Earth is warming is based on three sets of temperature readings. One set is maintained by NASA, one by the National Oceanic and Atmospheric Administration (NOAA), and one by a collaborative effort between Britain's Meteorological Office and the University of East Anglia's Cl... | <urn:uuid:64ad9253-368b-49e0-8c74-8c2d509751d3> | 3.046875 | 999 | Personal Blog | Science & Tech. | 39.424492 | 95,627,585 |
The fungus Aspergillus fumigatus produces a group of previously unknown natural products. With reference to plant isoquinoline alkaloids, these substances have been named fumisoquins. Researchers from Jena discovered the novel substances together with their American colleagues while studying the fungal genome. The fami... | <urn:uuid:ead34cba-3449-4f67-87fe-fb24ee819ed7> | 3.296875 | 1,362 | Content Listing | Science & Tech. | 29.188752 | 95,627,590 |
Influence of the Carbonization Process on Activated Carbon Properties from Lignin and Lignin-Rich Biomasses
2017-07-28T00:00:00Z (GMT) by
Lignin-rich biomass (beech wood, pine bark, and oak bark) and four lignins were tested as precursors to produce activated carbon (AC) via a two-step chemical activation with KOH. Fir... | <urn:uuid:eb5c3ae3-9fea-43c3-927e-0275d39a7fb0> | 2.625 | 316 | Truncated | Science & Tech. | 15.458832 | 95,627,601 |
The 1987 Montreal Protocol phased out the use of chloroflourocarbons, or CFCs, a class of chemicals that destroy ozone in the stratosphere, allowing more ultraviolet radiation to reach earth's surface. Though the treaty aimed to reverse ozone losses, the new research shows that it also protected the hydroclimate.
The l... | <urn:uuid:dbe2e58f-7210-4e4d-a9ba-9e88fd2e3da9> | 4.28125 | 1,928 | Content Listing | Science & Tech. | 37.324157 | 95,627,639 |
Mixed-pollination systems may allow plants to achieve stable seed production when unpredictable conditions cause variation in the relative success of different pollination modes. We studied variation in time (two years) and space (in five populations, three from an island and two from mainland) in the pollination mode ... | <urn:uuid:367e53e5-4bf1-4f83-9b95-573a87d37ad9> | 3.046875 | 326 | Academic Writing | Science & Tech. | 18.514041 | 95,627,666 |
Tropical deforestation accounts for up to 15% of net global carbon emissions each year.
Halting tropical deforestation and allowing for regrowth could mitigate up to 50% of net global emissions through 2050.
The carbon stored in these acres adds up. Two of our flagship projects in Peru, the Sierra del Divisor project a... | <urn:uuid:c45dfca3-a971-4120-8012-864368578a79> | 3.1875 | 469 | About (Org.) | Science & Tech. | 55.045435 | 95,627,668 |