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This feature is obsolete. Although it may still work in some browsers, its use is discouraged since it could be removed at any time. Try to avoid using it.
The obsolete HTML Base Font element (
<basefont>) sets a default font face, size, and color for the other elements which are descended from its parent element. With... | <urn:uuid:cbebdc13-0a4d-43b0-aaeb-c1decb78cc3f> | 2.71875 | 328 | Documentation | Software Dev. | 39.512055 | 95,600,036 |
Antioxidants are natural food ingredients that protect cells from harmful influences. Their main task is to neutralize so-called “free radicals” which are produced in the process of oxidation and which are responsible for cell degeneration.
Scientists at the Max Planck Institute for Chemical Ecology in Jena, Germany, a... | <urn:uuid:53f52cc9-6621-4c2a-bc2e-d6c13a9c265c> | 3.734375 | 1,671 | Knowledge Article | Science & Tech. | 36.102525 | 95,600,043 |
In This Chapter
Reviewing the compilation process
Installing the Code::Blocks development environment
Testing your installation with a default program
Reviewing the common installation errors
In this chapter, you will review what it takes to create executable programs from C++ source code that you can run on the Window... | <urn:uuid:4161dd7f-a9f7-417e-a34a-f8cf144fdd59> | 3.359375 | 285 | Truncated | Software Dev. | 50.503472 | 95,600,046 |
•natural selection occurs slowly,need very old Earth
•lived ~50 miles NW of Dover
•erosion of the Weald Dome (in: The Origin of Species)
•"Hence, under ordinary circumstances, I conclude that for a cliff 500 feet in
height, a denudation of one inch per century for the whole length would be an
ample allowance. At this r... | <urn:uuid:5f6fa101-b86a-4815-9ca8-30ce57c0e1f3> | 3.203125 | 485 | Knowledge Article | Science & Tech. | 32.780165 | 95,600,057 |
Three years after landing in a giant Martian crater, NASA’s Curiosity rover has found what scientists call proof that the basin had repeatedly filled with water, bolstering chances for life on Mars, a study published on Thursday showed.
The research offered the most comprehensive picture of how Gale Crater, an ancient,... | <urn:uuid:67802186-878d-4710-8729-5cd15306d1e8> | 4.09375 | 609 | News Article | Science & Tech. | 46.252403 | 95,600,079 |
High-temperature superconductors (abbreviated high-Tc or HTS) are materials that behave as superconductors at unusually high temperatures. The first high-Tc superconductor was discovered in 1986 by IBM researchers Georg Bednorz and K. Alex Müller, who were awarded the 1987 Nobel Prize in Physics "for their important br... | <urn:uuid:f1129395-bf01-4275-b490-f0e0b7f5d6fc> | 4.15625 | 14,665 | Knowledge Article | Science & Tech. | 62.164489 | 95,600,119 |
Karl Weierstraß and the theory of Abelian and elliptic functions
The starting point for Weierstraß’s mathematical research and his career was the theory of elliptic and, more general, Abelian functions: His final decision to devote his life to mathematics resulted from his success in finding an alternative proof of one... | <urn:uuid:9503b931-e04b-4d96-aac4-aa5ac122a549> | 2.609375 | 258 | Truncated | Science & Tech. | 14.182805 | 95,600,135 |
This site offers new information pertaining to the Big Bang Theory. The new idea that they are proposing is that inflation took place at less than a tiny fraction of a second during which space underwent an enormous expansion. During the past 13 billion years, space has been expanding but at increasing rates, that is, ... | <urn:uuid:b6d398ba-5f82-4b2b-84c9-a7a84b5ee2f8> | 3.328125 | 266 | Knowledge Article | Science & Tech. | 46.636458 | 95,600,164 |
Ray Radio Tomography
The problems of ray radio tomography of large-scale structures are usually formulated as follows: to recover the structure of some ionospheric region from linear integrals measured along a series of rays intersecting this region. Since the sizes of large-scale irregularities, both natural (such as,... | <urn:uuid:9c7e5427-3b9b-4eeb-948a-b279b2bf5df4> | 2.53125 | 143 | Truncated | Science & Tech. | 11.560748 | 95,600,182 |
Sunday, November 25, 2012
A supernova explosion effect weighing 100 Earth masses radioactive titanium
According to scientists, a single supernova explosion in the surrounding area can be radioactive titanium, the total weight of which can exceed 100 times the mass of our planet.
These new data, to dispose of the radioa... | <urn:uuid:9c933c5e-3cf0-4ee6-8500-e23fe1026948> | 3.140625 | 611 | Spam / Ads | Science & Tech. | 35.545672 | 95,600,209 |
Now showing items 1-6 of 6
Urbanization alters the influence of weather and primary productivity on avian populations in the Seattle metropolitan area
Two novel, abiotic challenges that affect primary productivity, and the biodiversity dependent upon it, are urbanization and climate change. Increased levels of urbaniza... | <urn:uuid:3448f714-e105-40fb-b201-dfa7f816f4dd> | 2.625 | 494 | Content Listing | Science & Tech. | 15.371793 | 95,600,231 |
Species Detail - Purple Bar (Cosmorhoe ocellata) - Species information displayed is based on all datasets.
Terrestrial Map - 10kmDistribution of the number of records recorded within each 10km grid square (ITM).
Marine Map - 50kmDistribution of the number of records recorded within each 50km grid square (WGS84).
insect... | <urn:uuid:3481b121-980d-4db9-b26a-ec11489b147d> | 2.53125 | 140 | Structured Data | Science & Tech. | 38.202 | 95,600,235 |
These changes, driven by new wind patterns, are consistent with predictive models of global climate change, scientists said this week at the annual meeting of the American Association for the Advancement of Science.
But the researchers stopped short of saying that climate change was the definitive cause.
"This coming y... | <urn:uuid:c6191555-97bb-4d56-80b1-c730ac0a750f> | 3.234375 | 1,844 | Content Listing | Science & Tech. | 39.774527 | 95,600,274 |
A View from David Talbot
Playing the Odds on Tornado Warnings
Pinpoint predictions are a long way off, but taking daily odds into account might help make the public more alert.
The devastation in Moore, Oklahoma, shows the limits of sensing, modeling, and warning technologies. While some technologies promise somewhat m... | <urn:uuid:9550a054-3c6e-431f-ba6d-3c3dc0ddcead> | 3.3125 | 319 | Truncated | Science & Tech. | 40.645693 | 95,600,296 |
doi:10.1038/nindia.2018.65 Published online 25 May 2018
Researchers have synthesised nanorods that can move on their own in a fluidic environment without the need for any external energy1. Chemical reactions on the surface of the nanorods trigger their motion, making them suitable for transporting tiny cargo, such as c... | <urn:uuid:f9e3963e-20d4-4955-b8a7-28cbecce3a02> | 3.75 | 431 | Truncated | Science & Tech. | 27.567808 | 95,600,305 |
Bildtext får vara max två rader text. Hela texten ska högerjusteras om den bara ska innehålla fotobyline! Photo: B. Christensen/Azote
In the world of arcades, the whack-a-mole is a classic. The game, in which players use a mallet to hit randomly appearing toy moles back into their holes, is an innocent reminder that fi... | <urn:uuid:8daa0447-0748-46ef-9aea-bcf446222c14> | 3.25 | 1,310 | News (Org.) | Science & Tech. | 27.254488 | 95,600,334 |
in Python Introduction to Classes -17, I am stuck...
It says an error message like below.
"Oops, try again. Did you create an instance of Triangle called my_triangle?"
I can't figure out why...
This is the code I wrote below.
class Triangle(object): number_of_sides = 3 def __int__(self, angle1, angle2, angle3): self.an... | <urn:uuid:cae712b5-efe2-42f9-8e30-1cb4bddfd37d> | 3.109375 | 182 | Comment Section | Software Dev. | 64.229543 | 95,600,335 |
- Paper report
- Open Access
A census of E. coli sequence repeats
- Rachel Brem
© BioMed Central Ltd 2000
Received: 1 February 2000
Published: 27 April 2000
A statistical analysis of simple repeat motifs in DNA across the Escherichia coli genome is described.
Significance and context
Many genomes contain kilobases of D... | <urn:uuid:561250dc-ed3d-4dd6-bed2-742f5bd3ff59> | 2.984375 | 731 | Academic Writing | Science & Tech. | 48.654669 | 95,600,336 |
The Lengths of the Quaternion and Octonion Algebras
- 21 Downloads
The classical Hurwitz theorem claims that there are exactly four normed algebras with division: the real numbers (ℝ), complex numbers (ℂ), quaternions (ℍ), and octonions (𝕆). The length of ℝ as an algebra over itself is zero; the length of ℂ as an ℝ-al... | <urn:uuid:b7ee8263-9867-4dae-8cb6-f9078779af7f> | 2.921875 | 152 | Truncated | Science & Tech. | 58.541034 | 95,600,337 |
It may sounder counter-intuitive, but adding drops of humble old water into solid materials can actually increase their strength and changes their other properties in interesting and useful ways.
Researchers from Yale have discovered that adding droplets of water into some solids can strengthen and stiffen them, by vir... | <urn:uuid:507258da-0da0-41dd-aae5-1e95b59ae579> | 3.96875 | 319 | Truncated | Science & Tech. | 36.33369 | 95,600,338 |
Walking with my son at 3:14pm the other day, I mentioned to him, “Hey, it’s Pi Time”. My son knows 35 digits of $\pi$ (don’t ask), and knows that it’s transcendental. He replied, “is it exactly $\pi$ time?”
This led to a discussion about whether there is ever a time each afternoon that is exactly $\pi$, meaning 3:14:15... | <urn:uuid:3022d89f-b72d-4469-8110-5d1971756563> | 2.53125 | 340 | Personal Blog | Science & Tech. | 74.376942 | 95,600,344 |
As MIT professor, Sara Seager, explained that NASA's new satellite will be the ideal tool for discovering which new exoplanets we should be studying next.
"TESS will cast a wider net than ever before for enigmatic worlds whose properties can be probed by NASA's upcoming James Webb Space Telescope and other missions", h... | <urn:uuid:0afda5ff-264b-4b20-afe5-7c26ab8a09f6> | 2.59375 | 813 | News Article | Science & Tech. | 51.881433 | 95,600,348 |
Delicate and translucent as a puff of air, yet mechanically stable, flexible, and possessing amazing heat-insulation properties—these are the properties of a new aerogel made of cellulose and silica gel. Researchers led by Jie Cai have introduced this novel material, which consists almost completely of air, in the jour... | <urn:uuid:eec6763d-215c-4026-98ad-13aa92860985> | 3.484375 | 1,182 | Content Listing | Science & Tech. | 33.656187 | 95,600,356 |
About the e-Book
Python Programming for Teens pdf
If you want to learn how to program in Python, one of today's most popular computer programming languages, PYTHON PROGRAMMING FOR TEENS is the perfect first step. Written by teacher, author, and Python expert Kenneth Lambert, this book will help you build a solid unders... | <urn:uuid:8fb8ce9f-85a7-42c9-8e39-efe16ccefdf7> | 3.515625 | 281 | Product Page | Software Dev. | 46.445302 | 95,600,364 |
Posted 2 years, 5 months and 3 days ago
Following web standards is very important for the projects that are intended to be used as web application over World Wide Web (WWW) and internet. This makes things easy for everyone, developers and users, in various ways such as improving the speed of the application, improving ... | <urn:uuid:47518323-aca5-4e75-9a94-d48277870d2e> | 3.0625 | 378 | Knowledge Article | Software Dev. | 27.304967 | 95,600,379 |
The new study shows the oil content of sediments is highest closest to the seeps and tails off with distance, creating an oil fallout shadow. It estimates the amount of oil in the sediments down current from the seeps to be the equivalent of approximately 8-80 Exxon Valdez oil spills.
The paper is being published in th... | <urn:uuid:3ea2670d-d6ad-4c29-a41f-7f18ff062791> | 3.4375 | 1,675 | Content Listing | Science & Tech. | 46.026246 | 95,600,396 |
Chemistry & Environmental Dictionary
Quantum - Quantum Number
The tiniest amount of physical energy that can exist independently, especially a finite amount of electromagnetic radiation.
Quantum (wave) Mechanics
A branch of physics that describes the wave properties of subatomic particles mathematically.
The basic unit... | <urn:uuid:912a8923-46d9-47b3-a0b1-860014cc62a2> | 2.578125 | 330 | Structured Data | Science & Tech. | 23.591142 | 95,600,413 |
Extreme Weather and Flood Forecasting and Modelling for Eastern Tana Sub Basin, Upper Blue Nile Basin, Ethiopia
Received Date: Aug 13, 2016 / Accepted Date: Aug 31, 2016 / Published Date: Sep 07, 2016
River flood is a natural disaster that occurs each year in the Fogera floodplain causing enormous damage to the human l... | <urn:uuid:955a65e3-6a13-47f9-9837-ebad6982c806> | 3.203125 | 6,745 | Truncated | Science & Tech. | 40.591514 | 95,600,434 |
Forest ecosystems may produce large volumes of nitrous oxide (N2O), an important greenhouse gas, which affects the atmosphere's chemical and radiative properties. Yet, our understanding of controls on forest N2O emissions is insufficient. This study investigates the quantitative and qualitative relationships between ni... | <urn:uuid:e117c8b0-77e3-48d4-8f9c-7800979d1f30> | 2.984375 | 1,293 | Content Listing | Science & Tech. | 32.729898 | 95,600,468 |
The Anthropocene, global change and sleeping giants: where on Earth are we going?
KeywordsTropical Cyclone Soil Respiration Carbon Cycle Carbon Cycle Model Pest Outbreak
The "climate problem" has come to the fore in public policy debates over the last year or so. The continuing high temperatures, the spate of intense t... | <urn:uuid:9c5dd80c-b9ce-40b8-9c72-231779548849> | 2.625 | 1,814 | Academic Writing | Science & Tech. | 35.098185 | 95,600,478 |
The recent retreat of Arctic sea ice is likely to accelerate so rapidly that the Arctic Ocean could become nearly devoid of ice during summertime as early as 2040, according to new research published in the December 12 issue of Geophysical Research Letters.
The study, by a team of scientists from the National Center fo... | <urn:uuid:d253f3ad-e91b-40a6-a2c3-5512f229d897> | 3.875 | 731 | News Article | Science & Tech. | 33.907391 | 95,600,502 |
Radioactive dating requires the use of a decay curve. Introduction: Scientists use radioactive dating to determine the time in years ago that an event happened.Knowing this first: that scoffers will come in the last days, walking according to their own lusts, and saying, “Where is the promise of His coming?
While this ... | <urn:uuid:d4650a67-8549-48e9-b487-28205ca9eebe> | 3.71875 | 178 | Knowledge Article | Science & Tech. | 46.114253 | 95,600,505 |
Even though the moon circles the Earth at an average distance of 378,000 kilometers (234,878 miles), its gravity still has a noticeable effect on the planet. The moon’s gravitational pull is the major driving force behind the ocean’s tides, raising and lowering ocean levels and contributing to the flow of water around ... | <urn:uuid:93d2afe6-ef12-4c6f-8cf9-798d47526a75> | 4.4375 | 559 | Knowledge Article | Science & Tech. | 50.963619 | 95,600,518 |
SOCS3 (Suppressors of Cytokine Signalling) controls the responses of cells to cytokines (growth factors). It is important that cytokine signalling is properly regulated within the human body. If SOCS3 permits cytokine signalling to be too "loud", then the excess of growth signals can cause crippling inflammatory diseas... | <urn:uuid:0e7ebb56-1c64-475c-9ec7-53f35494ca7b> | 2.875 | 937 | Content Listing | Science & Tech. | 31.722579 | 95,600,519 |
Recent Examples of mathematical logic from the Web
However, let’s look at this using pure mathematical logic.
Germany ran a current account surplus of 8.4 percent of GDP in 2016, which implies by inexorable mathematical logic that other countries are running deficits.
Before the war, Turing had disrupted the rarefied w... | <urn:uuid:d37392e9-5ebb-437f-a0ea-c1747107a43c> | 2.546875 | 180 | Structured Data | Science & Tech. | 31.1235 | 95,600,561 |
This article needs additional citations for verification. (May 2014) (Learn how and when to remove this template message)
|Part of a series of articles about|
Wave–particle duality is the concept in quantum mechanics that every particle or quantic entity may be partly described in terms not only of particles, but also ... | <urn:uuid:d33f8649-a80c-464b-9975-e191fb24ce16> | 3.296875 | 10,177 | Knowledge Article | Science & Tech. | 45.454896 | 95,600,570 |
A hydrogen nucleus, which has a charge e, is situated to the left of a carbon nucleus, which has a charge 6e. Which statement is true?
The answer is the electrical force experienced by the hydrogen nucleus is to the left, and the magnitude is equal to the force exerted on the carbon nucleus.
But why is the electrical f... | <urn:uuid:9f56e352-3937-4080-88f6-ab95ea4f488a> | 3.296875 | 179 | Q&A Forum | Science & Tech. | 46.310418 | 95,600,617 |
0327 GMT July 21, 2018
That's the conclusion of a citizen science project called Project MERCCURI that analyzed bacteria found on 15 locations on the ISS and compared them with samples from homes on Earth as well as the Human Microbiome Project, news.xinhuanet.com wrote.
This study, titled ‘A microbial survey of the In... | <urn:uuid:e7c9037b-843c-403c-895a-a00cfb72f21c> | 3.34375 | 421 | News Article | Science & Tech. | 44.76607 | 95,600,623 |
Extensive fields of hydrocarbon-rich gas seepage, mud volcanoes and pockmarks have all been mapped by the EUROCORES programme EUROMARGINS. On 4 - 6 October 2006, scientists from 50 different research groups in 12 different countries came together in Bologna, Italy to discuss future cross-discipline, pan-European and pa... | <urn:uuid:801460ba-4dbd-4c65-b3b2-5e8d97ad0e9a> | 3.453125 | 1,450 | Content Listing | Science & Tech. | 34.220065 | 95,600,633 |
Understanding Nullable Types in Typescript with examples
Understanding Nullable Types in Typescript with examples:
Nullable type is introduced in typescript 2.0, this helps us to keep initialized objects to have some values other than null all the time.
Default number | Assigning null:
let home2OfficeKm = 10;
home2Offi... | <urn:uuid:27264720-3de6-4c19-a533-bfa17599c161> | 2.890625 | 530 | Documentation | Software Dev. | 46.690882 | 95,600,642 |
Ocean historians affiliated with the Census of Marine Life have painted the first detailed portrait of a burst of fishing from 1900 to 1950 that preceded the collapse of once abundant bluefin tuna populations off the coast of northern Europe.
The chronicle of decimation of the bluefin tuna population in the North Atlan... | <urn:uuid:50340ae0-2f01-4941-89bc-b0eff67e242b> | 3.34375 | 2,795 | Content Listing | Science & Tech. | 43.213712 | 95,600,652 |
Near Realtime Maps of Possible Earthquake-Triggered Landslides
USGS scientists have been developing a system to quickly identify areas where landslides may have been triggered by a significant earthquake.Read Story
Mission Areas L2 Landing Page Tabs
U.S. Geological Survey natural hazards science strategy: promoting the... | <urn:uuid:31d97581-5706-4d97-b738-2cf2fc68b536> | 3.015625 | 2,572 | Content Listing | Science & Tech. | 52.724892 | 95,600,656 |
A superconducting magnetic levitation device for the transport of light payloads
A device for the frictionless transport of light payloads, e.g., silicon wafers, using superconducting magnetic levitation has been demonstrated. The device consists of an array of rigidly connected “carrier” magnets levitating above a cor... | <urn:uuid:f2e48bd2-f40d-45b4-95b3-2d2010239bf0> | 2.53125 | 599 | Academic Writing | Science & Tech. | 92.363629 | 95,600,664 |
Coexistence and displacement in consumer-resource systems with local and shared resources
Competition for local and shared resources is widespread. For example, colonial waterbirds consume local prey in the immediate vicinity of their colony, as well as shared prey across multiple colonies. However, there is little und... | <urn:uuid:c4bd584e-1e9c-418c-8ac9-cc14fb8d2311> | 2.5625 | 871 | Academic Writing | Science & Tech. | 37.251171 | 95,600,665 |
The angle of lines
Calculate the angle of two lines y=x-21 and y=-2x+14
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A straight line p given... | <urn:uuid:79a7a0d9-bc75-4a07-9f0c-cf59bbdefe91> | 3.59375 | 631 | Content Listing | Science & Tech. | 81.629673 | 95,600,677 |
|Scientific Name:||Dasycercus cristicauda (Krefft, 1867)|
Chaetocercus cristicauda Krefft, 1867
Dasycercus hillieri (Thomas, 1905)
The taxonomy of Dasycercus has been confusing, but is now resolved (Woolley 2005). Historically, three species, D. cristicauda, D. hillieri and D. blythi, have been described; were then syn... | <urn:uuid:a5a928ab-9d04-45a7-859c-f10ded99e10f> | 3.140625 | 1,142 | Knowledge Article | Science & Tech. | 40.578522 | 95,600,684 |
Chemistry - Atomic absorption spectroscopy - AAS
Atomic absorption spectroscopy - AAS
Atomic absorption spectroscopy is a form of qualitative analysis which
makes use of the fact that specific quantities of energy are required to
promote electrons to higher energy levels. AAS is used throughout the world
to detect the ... | <urn:uuid:3817f8f5-e269-4735-9701-bb1c9abbbaf9> | 3.578125 | 521 | Truncated | Science & Tech. | 32.854726 | 95,600,700 |
The peculiar cosmic object known as 47 Tuc W (denoted by arrow in the X-ray image) is a double star system consisting of a normal star and a neutron star that makes a complete rotation every 2.35 milliseconds. Blink your eye and a superdense star the size of Manhattan Island will have rotated 25 or more times!
Image cr... | <urn:uuid:38deb07d-f025-4998-b982-a267a9a7ce30> | 3.34375 | 1,134 | Knowledge Article | Science & Tech. | 51.034603 | 95,600,705 |
Jian Lin, a WHOI senior scientist in geology and geophysics, said that even though the quake was “large but not huge,” there were three factors that made it particularly devastating: First, it was centered just 10 miles southwest of the capital city, Port au Prince; second, the quake was shallow—only about 10-15 kilome... | <urn:uuid:ac7394eb-a19c-4b40-9b35-032c6bc47d5a> | 3.828125 | 1,740 | Content Listing | Science & Tech. | 45.783313 | 95,600,735 |
Built: about 1 month ago
Size: 1.77 MB
Home page: http://aspell.net/
Summary: An Open Source interactive spelling checker program
GNU Aspell is a spell checker designed to eventually replace Ispell.
It can either be used as a library or as an independent spell checker.
Its main feature is that it does a much better job... | <urn:uuid:36319f0b-471e-4c0b-9c36-28d4ce51f14b> | 2.609375 | 198 | Product Page | Software Dev. | 47.502693 | 95,600,741 |
For about two decades, astronomers have known about an object called VLA J213002.08+120904 (VLA J2130+12 for short). Although it is close to the line of sight to the globular cluster M15, most astronomers had thought that this source of bright radio waves was probably a distant galaxy.
By combining data from Chandra an... | <urn:uuid:1e28b303-1de7-4fb4-b533-aaa960d10793> | 3.4375 | 1,614 | Content Listing | Science & Tech. | 46.600242 | 95,600,760 |
|Wind farm are no-go territory for most gannets|
TO what extent are birds threatened by the proliferation of offshore wind farms?
The BTO has this month released preliminary findings of a survey it carried out in partnership with the University of Highlands and Islands' Environmental Research Institute
The review found... | <urn:uuid:09317ec7-6f39-4511-a5e7-85d9fea9156a> | 2.625 | 281 | News Article | Science & Tech. | 38.203889 | 95,600,769 |
This article needs additional citations for verification. (December 2009) (Learn how and when to remove this template message)
The (light) compensation point is the light intensity on the light curve where the rate of photosynthesis exactly matches the rate of cellular respiration. At this point, the uptake of CO2 thro... | <urn:uuid:879e9417-f2e5-452d-a109-10d3d40b198c> | 3.484375 | 1,197 | Knowledge Article | Science & Tech. | 43.438878 | 95,600,779 |
Erin and Ann reinacted "The Titanic" at the Lighthouse on San Salvador, Bahamas. See other beautiful phenomena from the Bahamas.
Coral reefs provide billions of dollars a year in resources for humans, with an overwhelming amount in the area of food from various fish populations. Developing countries owe twenty five per... | <urn:uuid:21e61faa-a19a-4634-97c7-f100cdd74883> | 3.71875 | 1,972 | Academic Writing | Science & Tech. | 38.096095 | 95,600,785 |
January 10, 2018 at 2:00 PM
The two paleontologists dissolving rock cores more than 200 million years old were looking for vestiges of freshwater algae. Instead, tiny fragments of insect scales caught their eye — remnants that a report published Wednesday identifies as the oldest evidence of butterflies and moths.
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A collaborative study, recently published in Elsevier's journal, Rangeland Ecology and Management, suggests many land managers in the Flint Hills need to increase burning frequency to more than once every three years to keep the tallgrass prairie ecosystem from transitioning to woodland. The study applied 40 years of d... | <urn:uuid:4116e764-dcc3-43ca-a2fa-1295c9a75a8b> | 3.203125 | 1,039 | News Article | Science & Tech. | 26.450957 | 95,600,841 |
Zitterbewegung ("trembling motion" in German) is a hypothetical rapid motion of elementary particles, in particular electrons, that obey the Dirac equation. The existence of such motion was first proposed by Erwin Schrödinger in 1930 as a result of his analysis of the wave packet solutions of the Dirac equation for rel... | <urn:uuid:bd25306d-f3e1-4aab-87a9-15710ff6e9b8> | 3.609375 | 1,012 | Knowledge Article | Science & Tech. | 46.949816 | 95,600,860 |
Quantifying the light sensitivity of Calanus spp. during the polar night: potential for orchestrated migrations conducted by ambient light from the sun, moon, or aurora borealis?
- 492 Downloads
Recent studies have shown that the biological activity during the Arctic polar night is higher than previously thought. Zoopl... | <urn:uuid:e2b94891-9d50-41e8-91ed-8195f0f21d94> | 2.9375 | 1,516 | Academic Writing | Science & Tech. | 47.981923 | 95,600,861 |
A newly discovered structure found along the San Andreas Fault near the Salton Sea could trigger the next big Southern California earthquake.
A study by the Geological Society of America concludes the so-called Durmid ladder structure could be ground zero for the next “big one” on the San Andreas fault.
San Francisco b... | <urn:uuid:57618c4a-52a6-426f-8f9f-efae04d4b40f> | 2.890625 | 345 | News Article | Science & Tech. | 56.758588 | 95,600,886 |
Electron Energy Loss Spectroscopy Methodology for Boron Localisation in Plant Cell Walls
Electron energy loss spectroscopy (EELS) depends on the phenomenon that when an electron beam interacts with electrons in matter, as in a conventional transmission electron microscope, each beam electron can lose a characteristic a... | <urn:uuid:fcdf14b2-b772-4766-b341-8fa1595c614c> | 2.703125 | 353 | Truncated | Science & Tech. | 38.944373 | 95,600,899 |
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|Paradigms and models|
|Methodologies and frameworks|
|Standards and Bodies of Knowledge|
In software engineering, a softwar... | <urn:uuid:c4de0149-ee70-402e-aa5d-6749fc9c6bd6> | 3.203125 | 2,007 | Knowledge Article | Software Dev. | 9.587658 | 95,600,904 |
|TUNICATA : APLOUSOBRANCHIA : Didemnidae||SEA SQUIRTS|
Description: This ascidian forms transparent gelatinous colonies on algae. The small zooids are scattered densely throughout the sheet. Each zooid has a small inhalant pore and there are a few larger exhalant openings, but these openings are not conspicuously pigme... | <urn:uuid:d08a3731-b90f-4f0d-960f-812cb995ea0c> | 3.046875 | 343 | Knowledge Article | Science & Tech. | 42.802501 | 95,600,919 |
From Event: SPIE Optical Engineering + Applications, 2016
The use of Pseudo Invariant Calibration Sites (PICS) for establishing the radiometric trending of optical remote sensing systems has a long history of successful implementation. Past studies have shown that the PICS method is useful for evaluating the trend of s... | <urn:uuid:e72730a6-8b8e-4ef1-8374-2a24610e90e1> | 2.78125 | 428 | Academic Writing | Science & Tech. | 14.752118 | 95,600,953 |
Dec 24, 2016 10:52 PM EST
NASA astronauts are reportedly preparing for the first manned mission in 2035. How does living in igloo or "ice homes" relates to the mission? Will human beings survived in Mars by making themselves comfortable surrounded by ice? Read more details here!
Astronauts Preparation for 2035 NASA Fir... | <urn:uuid:e4a91cfc-b7fc-4e09-898c-069e75ee4cec> | 3.109375 | 498 | News Article | Science & Tech. | 39.729886 | 95,600,967 |
December 4, 2009
Stem Cell Biology and Its ComplicationsBy GINA KOLATA
Stem Cell Ruling Will Be Appealed (August 25, 2010) The cells are a sort of blank slate, plucked from human embryos just a few days after fertilization. They tantalize scientists because they could in theory turn into any of the body’s 200 mature ce... | <urn:uuid:08ebb305-6c51-4fb9-9405-92b2e00fc2b9> | 3.484375 | 1,400 | Comment Section | Science & Tech. | 59.872076 | 95,600,974 |
Los Alamos National Laboratory played part in two major discoveries and powered the spacecraft during its 20-year flight
Los Alamos National Laboratory scientists led the development of two scientific sensors on NASA’s spacecraft Cassini that provided key measurements of the space environment around Saturn after its la... | <urn:uuid:d996e629-5b58-48e5-a97d-5c2c65a552fe> | 3.640625 | 829 | News Article | Science & Tech. | 26.870607 | 95,601,017 |
Publisher: Wikipedia 2014
A supernova is a stellar explosion that briefly outshines an entire galaxy, radiating as much energy as the Sun or any ordinary star is expected to emit over its entire life span, before fading from view over several weeks or months.
Home page url
Download or read it online for free here:
by J... | <urn:uuid:a527ee62-331c-4ac7-b555-10803efa3ea3> | 2.921875 | 313 | Content Listing | Science & Tech. | 29.728411 | 95,601,021 |
Land-Atmosphere Transfer Parameters in the Brazilian Pantanal during the Dry Season
AbstractThe Brazilian region of Pantanal is one of the largest wetlands in the world, characterized by a wet season, in which it is covered by a shallow water layer, and a dry season, in which the water layer disappears. The aim of this... | <urn:uuid:1f98c210-6d5b-4c9a-a6d2-778ee67b8474> | 2.546875 | 465 | Academic Writing | Science & Tech. | 43.632626 | 95,601,026 |
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Supported recipe types (also known as modes), to be given as argument to recipe_type:
recipe_type=configure is used for Programs based on ... | <urn:uuid:1076ec0f-4698-4ad0-8bd5-18bf5be6e0d8> | 2.8125 | 951 | Documentation | Software Dev. | 35.707453 | 95,601,028 |
Authors: M. Hladik
Affilation: Brewer Science, United States
Pages: 547 - 549
Keywords: CNT, dispersion, fugitive
Carbon nanotubes (CNTs) do not disperse very easily in organic media or at low viscosities. Thus, to produce a nanomaterial coating that can be applied by various methods, such as screen printing or ink-jet... | <urn:uuid:58135298-2f59-4015-8018-ee22d514c1ed> | 2.90625 | 320 | Academic Writing | Science & Tech. | 15.257857 | 95,601,030 |
Global warning: Fossilised rainforest reveals how climate change can devastate the planet
Prehistoric rainforests which grew on earth more than 300 million years ago were wiped out in the first known case of global warming, according to a new study.
British scientists believe vast swathes of tropical trees and plants w... | <urn:uuid:bb4dbdb7-d58c-4948-b348-d9ed5b536c5b> | 3.515625 | 681 | Truncated | Science & Tech. | 37.034158 | 95,601,053 |
In a turbofan engine, the baseballs that the engine is throwing out are air molecules. The air molecules are already there, so the airplane does not have to carry them around at least. An individual air molecule does not weigh very much, but the engine is throwing a lot of them and it is throwing them at very high spee... | <urn:uuid:42f8a612-3382-4cec-9fc4-8e4106b28bf2> | 4.09375 | 334 | Knowledge Article | Science & Tech. | 47.082212 | 95,601,083 |
Shaker-type K(+) channels in plants display distinct voltage-sensing properties despite sharing sequence and structural similarity. For example, an Arabidopsis K(+) channel (SKOR) and a tomato K(+) channel (LKT1) share high amino acid sequence similarity and identical domain structures; however, SKOR conducts outward K... | <urn:uuid:ac7018b7-ba34-42a5-baab-69a93ba82958> | 2.953125 | 260 | Academic Writing | Science & Tech. | -1.434887 | 95,601,085 |
Researchers were able to predict violent storm 90 minutes before it hit
Forecast system being improved
Researchers running highly detailed simulations using satellite images, radar and ground-based weather stations were able to predict a specific violent storm 90 minutes before it hit a western Oklahoma town and killed... | <urn:uuid:8723da2e-b460-4763-9b30-a3ffa8d9f44d> | 2.90625 | 925 | News Article | Science & Tech. | 42.65654 | 95,601,102 |
Seventeen Rare Siamese Crocodiles Released in Lao PDR by WCS and Partners
Fewer than 1,000 critically endangered Siamese crocodiles remain in the wild
The Wildlife Conservation Society announced today the successful release of 17 juvenile critically endangered Siamese crocodiles into a protected wetland in Lao PDR.
The... | <urn:uuid:2f7b5091-5eda-4f6f-afc8-f9a0f08bde04> | 3.265625 | 1,690 | Content Listing | Science & Tech. | 32.496055 | 95,601,108 |
As the decline of pollinator populations continue, the risk for these insects and animals is becoming more and more apparent. With this information becoming newsworthy, Environmental Education in Georgia has revealed that the Fernbank Science Center is now accepting milkweed seeds from those able to collect the seed po... | <urn:uuid:eb6dac41-dccf-4f03-9e1c-c4c5bbda9327> | 3.5 | 442 | News (Org.) | Science & Tech. | 32.804992 | 95,601,118 |
HTML5 is a Markup language (A Markup language is a set of markup tags) used for structuring and presenting content on the World Wide Web. It is the fifth revision and newest version of the HTML standard. It offers new features that provide not only rich media support, but also enhanced support for creating web applicat... | <urn:uuid:6fc5466d-df5e-47b3-a5e1-4ff758e833ed> | 3.703125 | 1,070 | Documentation | Software Dev. | 48.929906 | 95,601,122 |
This book is dedicated to the multiple aspects, that is, biological, physical and computational of DNA and RNA molecules. These molecules, central to vital processes, have been experimentally studied by molecular biologists for five decades since the discovery of the structure of DNA by Watson and Crick in 1953. Recent... | <urn:uuid:0a919782-e983-40d1-9b10-f93d693440a1> | 2.765625 | 584 | Truncated | Science & Tech. | 26.129359 | 95,601,159 |
| IUPAC name
| Preferred IUPAC name
| Systematic IUPAC name
| Other names
Hydrogen carboxylic acid
|Molar mass||46.03 g/mol|
|Density||1.220 g/cm3 (20 °C)|
|Melting point||8.4 °C (47.1 °F; 281.5 K)|
|Boiling point||100.8 °C (213.4 °F; 373.9 K)|
|Solubility|| Reacts with amines|
Miscible with acetone, diethyl ether, eth... | <urn:uuid:889951e3-bb46-4591-ad3c-dc49efbcc20d> | 2.578125 | 962 | Knowledge Article | Science & Tech. | 49.829289 | 95,601,196 |
To get a super-detailed X-ray view inside a cell — right down to the individual molecules — scientists dunk the cell they're looking at in preservative chemicals. That not only kills the cell, it changes its internal structure ever so slightly, meaning researchers aren't getting an exact look at the cell's natural stat... | <urn:uuid:9f52956e-01b4-4295-9b1e-dafe32aba0f0> | 4.03125 | 361 | News Article | Science & Tech. | 44.293811 | 95,601,200 |
Migratory songbirds enjoy the best of both worlds—food-rich summers and balmy winters—but they pay for it with a tough commute. Their twice-a-year migrations span thousands of miles and are the most dangerous, physically demanding parts of their year.
Surprisingly, for many North American species the best route between... | <urn:uuid:56cb17d5-d02a-4b4b-a35e-741ebbee7944> | 3.875 | 1,538 | Content Listing | Science & Tech. | 43.633846 | 95,601,201 |
The effectiveness of crystalline pharmaceuticals is not only influenced by molecular composition; the structure of the crystals is also important because it determines both the solubility and the rate of dissolution, which in turn affect the bioavailability.
Researchers from Cambridge, Massachusetts (USA) have recently... | <urn:uuid:f581f2f8-80c9-413d-b8ab-10548dfead0c> | 3.4375 | 1,190 | Content Listing | Science & Tech. | 34.163611 | 95,601,202 |
The dew point temperature is the temperature to which the air must be cooled at constant pressure for it to become saturated. The higher the dew point is, the more uncomfortable people feel. This is because people cool themselves by sweating and if the dew point is at a high temperature, then it becomes more difficult ... | <urn:uuid:537327e8-02c4-49b4-a517-08250accd36e> | 3.40625 | 788 | Knowledge Article | Science & Tech. | 67.061148 | 95,601,221 |
Challenging decades of scientific belief that the decoding of sound originates from a preferred side of the brain, UCLA and University of Arizona scientists have demonstrated that right-left differences for the auditory processing of sound start at the ear.
Reported in the Sept. 10 edition of Science, the new research ... | <urn:uuid:6f633054-e1ec-46b7-acf0-590dfcd7672d> | 3.625 | 914 | Content Listing | Science & Tech. | 41.744129 | 95,601,222 |
Asked by: Martin Simpson, Huddersfield
In the open ocean, whatever water evaporates must eventually return. Rivers continually wash more salt in from the land, but the sea has reached equilibrium now, and extra salt just precipitates out of solution onto the ocean floor.
The concentration of salt in the Dead Sea is alm... | <urn:uuid:234f01d7-898e-4d5c-bf90-7436f5767235> | 3.4375 | 162 | Q&A Forum | Science & Tech. | 57.993706 | 95,601,234 |
4 days ago
Friday, March 7, 2008
Neutron stars and magnetars
Considering my PhD research, I can appreciate the importance of statistics, so when there are only 12 of something - in this case, magnetars - which have been discovered in the entire universe, I can understand why a possible thirteenth is an amazing discover... | <urn:uuid:1d0957ca-33db-4a8c-8b49-415b8bdc6630> | 2.859375 | 470 | Personal Blog | Science & Tech. | 52.241816 | 95,601,256 |
The energies involved are so large, and the nucleus is so small that physical conditions in the Earth (i.e. The rate of decay or rate of change of the number N of particles is proportional to the number present at any time, i.e.The half-life is the amount of time it takes for one half of the initial amount of the paren... | <urn:uuid:15a7a65f-a5c2-4fbf-8aeb-f0966b820e19> | 4 | 385 | Knowledge Article | Science & Tech. | 58.041681 | 95,601,260 |
The world has never had a nuclear war. Therefore, we do not know exactly what would happen. But if the major powers engaged in a nuclear war, it probably would be the last for at least a thousand years, because human civilization would be destroyed. Preventing nuclear war is the most important issue facing humankind to... | <urn:uuid:81427dcb-24ad-472f-ba78-39938ad71501> | 3.25 | 614 | Truncated | Science & Tech. | 64.587377 | 95,601,264 |
As the Earth’s climate continues to warm, researchers are working to understand how human-driven emissions of carbon dioxide will affect the release of naturally occurring greenhouse gases from arctic permafrost. As the perennially frozen soil continues to thaw, the increase of greenhouse gas emissions could significan... | <urn:uuid:d535e3e6-fb7e-4aa8-848c-ad9149d3d326> | 4.0625 | 1,024 | Content Listing | Science & Tech. | 35.299559 | 95,601,303 |
Satellite-based thermal infrared remote sensing is the main method used to acquire distributed land surface thermal information. However, the spatial resolution of existing satellite-based remote sensing thermal infrared images is generally low. For example, the spatial resolution of thermal infrared imageries collecte... | <urn:uuid:5a7ede03-f752-4430-91c3-ab1afabf4932> | 3.90625 | 9,637 | Academic Writing | Science & Tech. | 40.443057 | 95,601,304 |
Scientists use a technique called radiometric dating to estimate the ages of rocks, fossils, and the earth.Many people have been led to believe that radiometric dating methods have proved the earth to be billions of years old.This has caused many in the church to reevaluate the biblical creation account, specifically t... | <urn:uuid:30107e12-6041-4cd4-b6ce-3e1f71caa5ba> | 3.984375 | 310 | Tutorial | Science & Tech. | 46.6725 | 95,601,306 |
ENCORE: Birds do it, bees do
it, but humans may not do it for much longer. At least not for having
children. Relying on sex to reproduce could be supplanted by making
babies in the lab, where parents-to-be can select genomes that will ensure ideal
physical and behavioral traits.
Men hoping to be
fathers should act soon... | <urn:uuid:58e38831-d37d-42e9-a6d5-0e10b1a95007> | 2.703125 | 327 | Truncated | Science & Tech. | 37.069491 | 95,601,324 |
Planet in Peril. "Where science gets respect." This recent satellite image shows a river of Saharan dust streaming out over the Mediterranean toward Italy. Credit: NASA
Sunday, 19 June 2016
37 Million Bees Instantly Dropped Dead After Farms Started Spraying "Neonics" on Crops
Nation of Change
Honeybee on milkthistle pl... | <urn:uuid:8c37860c-fa52-4ff0-ae59-d840f3df7baf> | 2.609375 | 123 | Truncated | Science & Tech. | 49.647132 | 95,601,328 |
Today's "Planet Earth Report" --Our Planet's Deep Hidden Oceans --"Where Did All the Water Come From?"
Water-bearing minerals reveal that Earth’s mantle could hold more water than all its oceans. Researchers now ask: Where did it all come from?
Yet, for researchers like Jacobsen, continues Marcus Woo in Quanta Magazine... | <urn:uuid:3c170455-5b84-4d58-ae9d-9c7559db6d1c> | 4.09375 | 631 | News Article | Science & Tech. | 45.403026 | 95,601,364 |
A new study suggests that compounds that might be indicative of life may be located within the scarred, jumbled areas that make up Europa’s so-called “chaos terrain.”
Jupiter’s moon Europa is believed to possess a large salty ocean beneath its icy exterior, and that ocean, scientists say, has the potential to harbor li... | <urn:uuid:28e22863-f21f-42c2-9b04-6c0c480a7239> | 3.453125 | 1,269 | News Article | Science & Tech. | 37.469967 | 95,601,367 |
The National Human Genome Research Institute (NHGRI), one of the National Institutes of Health (NIH), today announced that the first draft version of the honey bee genome sequence has been deposited into free public databases.
The sequence of the honey bee, Apis mellifera, was assembled by a team led by Richard Gibbs, ... | <urn:uuid:e9b9f432-7155-4bbd-b13b-7a7c6be49b71> | 3.40625 | 891 | Content Listing | Science & Tech. | 42.963397 | 95,601,368 |
Any parent knows that newborns still have a lot of neurological work to do to attain fully acute vision. In a wide variety of nascent animals, genes provide them with only a rough wiring plan and then leave it to the developing nervous system to do its own finish work. Two studies by Brown University researchers provid... | <urn:uuid:8589f713-5e48-41d2-98c6-da6938bffeec> | 3.375 | 2,347 | Content Listing | Science & Tech. | 38.450109 | 95,601,382 |
Don’t panic. Cosmic voids are actually all around us.
Imagine an especially hole-y block of Swiss cheese, and you have a pretty good visual for the leading theory for the structure of the universe. Voids, vast expanses of nearly empty space, account for about 80 percent of the observable universe. The other stuff, like... | <urn:uuid:87fbb8d6-1e7e-4874-a215-f1b5c9776d01> | 3.734375 | 1,302 | News Article | Science & Tech. | 41.559991 | 95,601,384 |
Definition of Newton's law of gravitation
1. Noun. (physics) the law that states any two bodies attract each other with a force that is directly proportional to the product of their masses and inversely proportional to the square of the distance between them.
Generic synonyms: Law, Law Of Nature
Group relationships: Gr... | <urn:uuid:ee2e96cc-af62-4d6b-b8f1-53c688a6768f> | 3.515625 | 635 | Structured Data | Science & Tech. | 53.024068 | 95,601,493 |
Scientists May Soon Have Evidence for Exotic Predictions of String Theory
Researchers at Northeastern University and the University of California, Irvine say that scientists might soon have evidence for extra dimensions and other exotic predictions of string theory. Early results from a neutrino detector at the South P... | <urn:uuid:8ee8ffdc-fcbe-43f0-be73-1d7a0c7d0689> | 3.171875 | 726 | Content Listing | Science & Tech. | 35.894247 | 95,601,535 |