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
Assessing the effects of climate change on the distribution of pulmonate freshwater snail biodiversity - 806 Downloads Global warming is expected to profoundly change the characteristics of freshwater habitats. Increasing evaporation, lower oxygen concentration due to increased water temperatures and changes in precipi...
<urn:uuid:42e3e70d-031b-4445-a78b-05cbbdab156e>
2.65625
1,062
Academic Writing
Science & Tech.
34.922718
95,612,895
Co-indicator functions and related 1/ƒ noises In thin metallic films, semiconductors, nerve tissues, and many other media, the measured spectral density of noise is proportional to ƒ D − 2, where ƒ is the frequency and D a constant 0 < D < 2. The energy of these “ƒ D − 2 noises” behaves more “erratically” in time than ...
<urn:uuid:e3b44af2-3b6e-4702-92f4-5da98d622f01>
2.609375
483
Academic Writing
Science & Tech.
34.857944
95,612,958
Global declines in insects have sparked wide interest among scientists, politicians, and the general public. Loss of insect diversity and abundance is expected to provoke cascading effects on food webs and to jeopardize ecosystem services. Our understanding of the extent and underlying causes of this decline is based o...
<urn:uuid:12f0a0f3-68c0-46f2-bb70-af05fa9ba973>
3.578125
2,971
Academic Writing
Science & Tech.
16.831271
95,612,978
A particle P passes through point A with velocity 2.8ms-1 and the constant acceleration 0.12ms-2. Three seconds later, a second particle Q passes through A with velocity 2.4ms-2 and constant acceleration 0.2ms-2. Show that on the point meet, 2t2-50t-315=0. Where t is the time after P passes through A. My following work...
<urn:uuid:c0870dea-5af1-4f0a-829b-217511578c42>
3.03125
335
Comment Section
Science & Tech.
103.687007
95,612,994
Elizabeth Cottrell, lead author and research geologist at the Smithsonian's National Museum of Natural History, and Katherine Kelley at the University of Rhode Island's Graduate School of Oceanography measured the oxidation state of iron, which is the amount of iron that has a 3+ versus a 2+ electronic charge, in bits ...
<urn:uuid:4fe61d0f-88e4-4202-84f7-89c47aea0dfc>
4.03125
1,281
Content Listing
Science & Tech.
41.369037
95,613,040
In studies with mice that develop the equivalent of Alzheimers disease that runs in families, Johns Hopkins researchers have shown that brain cells signals confuse the movement of implanted neuronal stem cells. The observation reinforces the idea that disease can create "microenvironments" that affect the behavior of c...
<urn:uuid:fc73d827-a2be-49b9-a88f-2603c7e1c84e>
2.984375
843
Content Listing
Science & Tech.
41.156238
95,613,060
If the universe is finite in size, what is at the very edge of it? Its boundary, which lies at infinity. Finite in size [itex]\neq[/itex] has an edge. Look at our earth: it's finite in size but it doesn't have an edge. I think OP is referring to the 3D projection of the multidimensional universe (or as we normally see ...
<urn:uuid:31f20b15-4bda-4572-99d9-a65d9eeb8b60>
2.53125
1,350
Comment Section
Science & Tech.
62.0712
95,613,063
The three dimensional shape or configuration of a molecule is an important characteristic. This shape is dependent on the preferred spatial orientation of covalent bonds to atoms having two or more bonding partners. Molecules are made of fixed numbers of atoms joined together by covalent bonds, and can range from the v...
<urn:uuid:0eb3e47a-1a22-482b-a336-7675bffc2c70>
3.171875
233
Content Listing
Science & Tech.
12.165
95,613,073
1 year ago Rejoice sci-fi aficionados: University of British Columbia mathematician Ben Tippett thinks that time travel, from a purely mathematical standpoint, is possible. In fact, he recently published a paper in Classical and Quantum Gravity on the subject. Tippett’s theory is a bit complicated, but it hinges on his...
<urn:uuid:a599a7f6-dddb-4610-a63c-f6c35913f116>
3.546875
258
News Article
Science & Tech.
37.02799
95,613,089
|ca. 150 genera| The Limoniinae are a paraphyletic assemblage of genera within the crane flies, Tipulidae, although they can usually be distinguished by the way the wings are held at rest. Limoniines usually hold/fold the wings along the back of the body, whereas other tipulids usually hold them out at right angles. Me...
<urn:uuid:2e6eba6d-1ecd-4ae2-9b4e-e27dd477c355>
3.90625
1,252
Knowledge Article
Science & Tech.
37.183136
95,613,090
In mathematics and physics, the Magnus expansion, named after Wilhelm Magnus (1907–1990), provides an exponential representation of the solution of a first order homogeneous linear differential equation for a linear operator. In particular it furnishes the fundamental matrix of a system of linear ordinary differential ...
<urn:uuid:5687bf19-b342-4e10-9a82-9312110a22d7>
2.84375
1,360
Knowledge Article
Science & Tech.
62.303132
95,613,091
In chemistry, a silicate is any member of a family of anions consisting of silicon and oxygen, usually with the general formula [SiO(4−2x)− n, where 0 ≤ x < 2. The family includes orthosilicate SiO4− 4 (x=0), metasilicate SiO2− 3 (x=1), and pyrosilicate Si 7 (x=0.5, n=2). The name is also used for any salt of such anio...
<urn:uuid:b37f9753-6e01-44d4-912f-22f79f16a8bc>
3.875
1,537
Knowledge Article
Science & Tech.
26.68156
95,613,142
The tornadoes that swept across the mid-South on Tuesday and Wednesday illustrate in tragic fashion the findings of a recently published study by Northern Illinois University meteorologist Walker Ashley. Ashley found that while the “tornado alley” region of the Great Plains boasts the most frequent occurrence of tornad...
<urn:uuid:31dce888-cc58-4c7e-a55d-e8ce9733f82d>
3.046875
640
News Article
Science & Tech.
33.613207
95,613,145
Master the art of developing applications using AngularJS, ASP.NET Web API 2, and Visual Studio 2013 About This Book - Learn how to utilize the robust features of the AngularJS framework - Explore the opportunity to develop client-side applications for cross-platforms such as web and mobile - Step-by-step guide with de...
<urn:uuid:b7e40fb7-44da-40c3-bd84-a5bdef4c6704>
2.59375
389
Product Page
Software Dev.
24.605428
95,613,180
The scientists said that the asteroid Omwamwi started to gain a huge speed. Asteroid Oumayma is now within Solenoi system. Astronomers can’t yet explain the reasons for this strange phenomenon. According to the researchers, it is possible, the speed of the asteroid Omoumi began to pick up under the influence of gravity...
<urn:uuid:88407ee1-7add-49de-984d-31dd0e4864b3>
3.203125
280
News Article
Science & Tech.
49.090407
95,613,209
If you're searching for Facts about Ants for Kids to help with your children's homework, to use as a website resource for your classroom, or to use in your lesson plan for your students, the information below can help. - Ants evolved from wasp-like ancestors in the mid-Cretaceous period between 110 and 130 million year...
<urn:uuid:8b4480f4-3dc9-43ba-b635-c61010ad4a40>
4.03125
595
Content Listing
Science & Tech.
21.463669
95,613,231
Library filed under Impact on Bats The U.S. Fish and Wildlife Service offered an option Thursday to protect northern long-eared bats while limiting regulatory burden on the public. A large wind farm with 50 turbines proposed southwest of Vermilion is raising concerns about noise, disturbing farmers and killing migrator...
<urn:uuid:6127ccf4-1e6e-43ca-ab7c-4db02f02e037>
3.125
1,322
Content Listing
Science & Tech.
42.687515
95,613,280
Blessed with an unusually rich natural diversity of plants and animals, North Carolina is losing species in large part due to habitat loss. What you can do to help – in your own yard. For 2017, the KEEPING WATCH initiative focuses on wildlife habitat in our urban ecosystem. PlanCharlotte.org editor Mary Newsom talked w...
<urn:uuid:8231169d-d6a9-42f7-9c01-724adf6be089>
2.515625
427
Content Listing
Science & Tech.
45.917431
95,613,303
Diversity and function of bacteria living inside a plant relevant for soil remediation of metals Salt marshes are among the most productive ecosystems on Earth and are sometimes subjected to pollution. The vegetation in this type of environment is, as a consequence, highly specialized to endure its surroundings. For ov...
<urn:uuid:ccb39064-a68a-415e-839d-c6921e9692d2>
3.765625
1,240
Academic Writing
Science & Tech.
23.470905
95,613,329
In this chapter, we discuss the basic concepts of object-oriented programming. We begin by introducing objects, classes and abstract data types. Other concepts include message passing, inheritance, polymorphism, etc. Many examples have been used to illustrate these concepts. In Section 4.5 we describe the object-orient...
<urn:uuid:3d92bdc7-a6de-49e1-a46a-cb0293b1371a>
3.96875
117
Truncated
Software Dev.
24.984948
95,613,373
MPQ scientists observe unusual interference phenomena by scattering laser light from two atoms trapped inside an optical resonator The investigation and exploitation of light-matter-interaction in optical resonators is one of the central research topics in the Quantum Dynamics Division of Professor Gerhard Rempe, Direc...
<urn:uuid:4be53d36-c2d8-47f7-85fa-180e0ca64d10>
2.953125
2,057
Content Listing
Science & Tech.
38.176081
95,613,375
How does the immune system manage to keep pace with this diversity? For the first time scientists from the GSF – Research Centre for Environment and Health and the Max-Planck-Institute for Biochemistry in Martinsried could show that a molecular mechanism which is normally needed to repair damaged DNA pieces makes cells...
<urn:uuid:0c22e8c0-a172-484e-9276-3c3ef299a3cd>
3.375
1,352
Content Listing
Science & Tech.
36.681062
95,613,406
“Desertification” or Land Degradation: Location and Dimension in Time, Vulnerability of Soil and Plants in Drylands After the discussion in Chap. 1 of the existence or nonexistence of desertification, I have great difficulty in accepting the use of the word “desertification” at all, because it so often implies an irrev...
<urn:uuid:e7e44b40-f854-4e01-90d4-c427d7e60fa2>
2.625
163
Truncated
Science & Tech.
14.775804
95,613,427
A new study using a computer climate model to simulate the last 50 years of climate changes, projects warming over the next 50 years regardless of whether or not nations curb their greenhouse gas emissions soon. If no emission reductions are made and they continue to increase at the current rate, global temperatures ma...
<urn:uuid:97c0aed8-abb1-4efa-808a-660cee423774>
4.25
980
Content Listing
Science & Tech.
40.998725
95,613,431
Hierarchical clustering is a type of unsupervised machine learning algorithm used to cluster unlabeled data points. Like K-means clustering, hierarchical clustering also groups together the data points with similar characteristics. In some cases the result of hierarchical and K-Means clustering can be similar. Before i...
<urn:uuid:4b1afa57-f006-4b7e-87ac-577dcbf8633a>
3.078125
323
Content Listing
Software Dev.
17.091337
95,613,437
In an unexpected discovery, a team led by Northwestern University scientists has become the first to show that progesterone, a hormone usually associated with female reproduction and maternal behavior, plays a key role in regulating male aggression toward infants in mice. Testosterone, not progesterone, had been though...
<urn:uuid:27e4c1cb-d6eb-46b4-b3ac-81cc42210ef4>
3.015625
830
Content Listing
Science & Tech.
35.568146
95,613,443
In today’s business area and economy, sparing cash is the highest priority on the rundown for any organization. Testing is an essential part of any effective programming venture. The type of testing (manual or computerized) relies on upon different components, including Project prerequisites, spending plan, the course ...
<urn:uuid:f813679f-42a5-45f0-9f62-7c58ac0e1f10>
2.75
464
Truncated
Software Dev.
16.877027
95,613,460
Astronomers have detected a beautiful spiral pattern in the disk of material around a young star. It looks like the gas in the disk is somehow stirred up, probably by one or two planets. Young stars are surrounded by flat disks of gas and dust. The star AB Aurigae is no exception. From Earth, we see the disk almost exa...
<urn:uuid:bc3a5637-d7d8-4355-9d86-a1be2bcfc137>
3.90625
601
Knowledge Article
Science & Tech.
57.810147
95,613,472
Great Lakes water temperatures soar after recent heat Jul 06, 2018 11:56AM ● Published by Editor By Mark Torregrossa of MLive.com - July 5, 2018 The Great Lakes surface water temperatures have warmed considerably in the past few weeks. Most of the Great Lakes are at the warmest average temperature right now compared to...
<urn:uuid:95af77a4-d27b-4806-b078-79ff87f1bc7e>
2.953125
385
News Article
Science & Tech.
48.402612
95,613,477
Highlights from the latest issue July 2018 | Vol. 160, issue 3 The current issue of IBIS contains 2 Review papers, 10 full papers, five short communications and two Viewpoint articles. Here are just four of the many highlights in this issue. Climate change and bird populations In this issue we have two major studies ex...
<urn:uuid:8d5abd00-980b-4ee3-bac1-f28089c8fd65>
2.828125
1,326
Content Listing
Science & Tech.
21.435225
95,613,486
Animals from Junk by Chance February 12, 2008 How to build an animal: throw junk DNA at it. That seems to be the latest idea on where higher animals came from. A press release from University of Bristol posted on Science Daily and EurekAlert announced, “‘Junk DNA’ Can Explain Origin And Complexity Of Vertebrates, Study...
<urn:uuid:ac1746da-14c7-42d8-9113-26f0c7f06ef9>
2.71875
1,327
Content Listing
Science & Tech.
39.607542
95,613,506
Exploring Aggregation in Space and Time Population and ecosystem processes are heterogeneous in both time and space, and every ecological study requires some level of aggregation or abstraction. Aggregating organism or environmental dynamics is challenging because the processes occur at a variety of spatial and tempora...
<urn:uuid:e5e73bed-d2eb-487a-bb35-8f7df4a19ea3>
2.875
349
Truncated
Science & Tech.
0.193474
95,613,510
Mystery Signal from the Dawn of the Universe --"May Unveil a New Physics" (Today's Top Science News) “The stakes are high because if the signal is real, this experiment is worth two Nobel prizes,” says astronomer Abraham Loeb of Harvard University. “One for being first to detect the 21 cm signal from the cosmic dawn an...
<urn:uuid:67f3e40d-d5a1-4df2-b284-399368ed2004>
3.484375
523
News Article
Science & Tech.
29.926711
95,613,534
Send the link below via email or IMCopy Present to your audienceStart remote presentation - Invited audience members will follow you as you navigate and present - People invited to a presentation do not need a Prezi account - This link expires 10 minutes after you close the presentation - A maximum of 30 users can foll...
<urn:uuid:93dae678-9058-4d4b-b3e0-0b050af516e0>
3.203125
906
Truncated
Science & Tech.
36.276681
95,613,537
Deforestation is still increasing exponentially in tropical regions. Some of the worst regions in the world are the Amazon rainforest, South East Asia and Central Africa. Between 2010 and 2015 there was an annual loss of 7.6 million ha of forest leading to changes in rainfall patterns, loss of biodiversity and contribu...
<urn:uuid:8b49187e-ccbc-48ec-8260-c68ebfe355af>
3.546875
1,082
News Article
Science & Tech.
23.461199
95,613,539
Get up close and personal with African wildlife via AWF’s camera traps—a popular technology used in ecological research and monitoring. It is also one of the methods that AWF and its partners employ when studying lesser-known species or monitoring threatened species to better protect them. Camera traps revolutionized w...
<urn:uuid:0836d117-9b5f-45d2-965b-44c6277a694d>
3.015625
606
News (Org.)
Science & Tech.
34.727676
95,613,540
Thursday, July 31, 2008 How fangs developed in venomous snakes July 31st, 2008 - 4:21 pm ICT by ANI Washington, July 31 (ANI): New researcher from Leiden University in the Netherlands suggests that both rear and front fangs in venomous snakes developed from separate teeth-forming tissue at the rear of the mouth, unlike...
<urn:uuid:b7119ecb-0ae5-4b9d-a8f5-4ff6afd069fd>
3.578125
703
News Article
Science & Tech.
42.067757
95,613,547
Rapid urbanization in southeastern China in the past 25 years is responsible for an estimated warming rate much larger than previous estimates for other periods and locations, according to a new study funded by NASA. Researchers led by the Georgia Institute of Technology report that the mean surface temperature in the ...
<urn:uuid:24390eac-da88-4c00-b1ac-697ee413e511>
3.265625
845
Content Listing
Science & Tech.
32.894809
95,613,562
Some believe that we will stay on Earth — people will cease to exist. In an article published in June, Elon Musk has warned of the inevitability of space: life on Earth will disappear if we will not mnogoletnim. There are two ways Musk wrote: "One way to stay on the Ground forever until an event occurs that carries the...
<urn:uuid:3d3de489-2c08-45b1-9ff6-bc9283b86147>
3.171875
2,197
Content Listing
Science & Tech.
49.242013
95,613,563
What Makes Good Brain Proteins Turn Bad?News The protein FUS is implicated in two neurodegenerative diseases: amyotrophic lateral sclerosis (ALS) and frontotemporal lobar degeneration (FTLD). Using a newly developed fruit fly model, researchers have zoomed in on the protein structure of FUS to gain more insight into ho...
<urn:uuid:c7bbb334-e92d-40ca-8e4b-9f38c824d0cf>
2.71875
372
Content Listing
Science & Tech.
14.591381
95,613,575
Scientists have successfully studied the formation of clouds and precipitation above the Brazilian rainforest with the research aircraft HALO. "Please buckle up. We are flying through an area with strong turbulence.” Some passengers might be petrified by such an announcement, but the atmosphere and climate researchers ...
<urn:uuid:36ce7593-ffbf-461e-bcf5-419012ff81ce>
3.765625
2,288
Content Listing
Science & Tech.
31.619759
95,613,600
Observed and CMIP5 modeled influence of large-scale circulation on summer precipitation and drought in the South-Central United States - 560 Downloads Annual precipitation in the largely agricultural South-Central United States is characterized by a primary wet season in May and June, a mid-summer dry period in July an...
<urn:uuid:587dcc1a-c876-4b1b-b0ad-c9d84ef01eea>
2.53125
1,214
Academic Writing
Science & Tech.
53.614526
95,613,631
The sun emitted a mid-level solar flare, peaking at 6:34 p.m. EDT on March 12, 2014, and NASA's Solar Dynamics Observatory, or SDO, captured an image of it. Solar flares are powerful bursts of radiation. Harmful radiation from a flare cannot pass through Earth's atmosphere to physically affect humans on the ground, how...
<urn:uuid:bc206fbf-02fc-4705-9ee3-719ddb596ad9>
4.0625
951
Content Listing
Science & Tech.
44.224867
95,613,671
Picked this up from an Australian forum unsigned so can't give he/she credit but it is a great read: H2O is water. CO2 is carbon dioxide. Lets see, CO2 + H20 + Light energy and photosynthisis strips the Carbon from the Oxygen in CO2, the Hydrogen from the oxygen in the Water, and gives Carbon and Hydrogen compounds (ce...
<urn:uuid:13b7f04c-88e0-49c5-b9a9-b9479a885065>
2.828125
621
Comment Section
Science & Tech.
72.135796
95,613,677
What is a Binomial Confidence Interval? Let’s say you needed a 100(1-α) confidence interval (where α is the significance level) on a certain parameter p for a binomial distribution. Exactly how you would achieve this depends on the values for n (your sample size) and p: - Large sample size (> 15) and large p (≥ 0.1): T...
<urn:uuid:d2bfc637-b76f-4434-a34b-48598bb35677>
3.75
862
Tutorial
Science & Tech.
65.759491
95,613,682
Every day, rocks plummet from space into Earth's atmosphere, so small that they combust and burn away before they can collide with the surface. Occasionally, though, a rock large enough to survive the descent strikes the planet, earning the name “meteorite.” Research suggests a meteorite greater than 1 kilometer (0.62 ...
<urn:uuid:4ba32cff-6fb8-48ac-b595-51f01d4f0584>
4.90625
550
Nonfiction Writing
Science & Tech.
37.803571
95,613,687
Humans have been using wind power for thousands of years, but renewed interest non-fossil-fuel-based energy generation has led to a rapid increase in the spread of wind turbines. Extracting energy from wind is conceptually simple: wind moves over fan blades that turn a shaft that rotates an electric generator. The powe...
<urn:uuid:5511f0b5-483b-493f-bef1-b763b8b7f616>
3.9375
832
Knowledge Article
Science & Tech.
53.780474
95,613,688
A Hydrophone is a passive acoustic sensor that listens for earthquakes, sea creatures, and human-generated noise in the ocean. The Low Frequency Acoustic Receiver (Hydrophone) measures acoustic signal of wind, rain, and seismic t-phases on the seafloor. This instrument measures the following data products. Select a dat...
<urn:uuid:2adb3228-bcfc-41af-9a54-3a928af8b452>
2.90625
170
Knowledge Article
Science & Tech.
40.748279
95,613,723
Photo credit: Tourisme en Occitanie/flickr (CC BY-NC-ND 2.0)The mystery species, known affectionately by the researchers as the Higgs Bison* because of its elusive nature, originated over 120,000 years ago through the hybridization of the extinct Aurochs (the ancestor of modern cattle) and the Ice Age Steppe Bison, whi...
<urn:uuid:2546d7d3-4976-49fe-8c11-23de8b656393>
4.0625
798
News Article
Science & Tech.
29.726318
95,613,737
Study: 2016 hurricane season 2nd longest on record The 2016 Hurricane Season is the longest hurricane season since 1951, making the 2016 season the 2nd longest on record. That's the conclusion drawn in a paper just published in Geophysical Research Letters. Lead author Jennifer Collins, PhD, associate professor in the ...
<urn:uuid:1090560f-539a-4f51-add9-2a2ab31d6310>
2.609375
1,081
Content Listing
Science & Tech.
35.448724
95,613,794
Ice Concentration - Total Operational Weather Readiness - Satellites (TOWR-S) VIIRS Ice Concentration Frequently Asked Questions about the VIIRS Ice Concentration Product 1) What is this product? This product has three fields of interest to the forecaster. The first is Ice Cover, which simply tells the forecaster if th...
<urn:uuid:2b7b5e71-03af-4b57-ad8b-89cf6289bbd7>
2.59375
628
FAQ
Science & Tech.
39.923674
95,613,807
New 3D Observation of Nanomachines Working Inside Cells Credit: O. Gallego IRB Barcelona Researchers at IRB Barcelona combine genetic engineering, super-resolution microscopy and bio-computation to allow them to see in 3D the protein machinery inside living cells. Published in the journal Cell, the study unveils key fu...
<urn:uuid:fb4946b7-5433-4422-aef6-61fe98a4a2f7>
3.3125
1,223
News Article
Science & Tech.
35.849287
95,613,810
Astronomy, Black Holes, Habitability 15 Jun , 2018 by Matt Williams Physicist Dr. Sean Raymond recently created a hypothetical system where 550 planets and 9 Suns orbit around a central black hole, with fascinating results! Astronomy, Extrasolar Planets, TRAPPIST-1 3 May , 2018 by Matt Williams According to a new study...
<urn:uuid:915a414b-8f74-490f-aa2c-996531081198>
3.125
315
Content Listing
Science & Tech.
36.40852
95,613,839
Species Detail - Sphecodes geoffrellus - Species information displayed is based on the dataset "Bees of Ireland". 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)....
<urn:uuid:5122c052-fa18-4157-be7b-2f19c7fb791b>
2.796875
190
Structured Data
Science & Tech.
21.43266
95,613,847
|Title||Fast Radio Bursts Could be Caused by Pulsars Near Black Holes or Supernova Remnants| |Date||Thursday January 11 2018, @12:53PM| |from the or-is-it-inter-galactic-wifi? dept.| Fast radio bursts (FRBs) may be caused by neutron stars (pulsars) experiencing unusual conditions, such as proximity to a black hole or a...
<urn:uuid:8beb34e1-8f1a-44e2-8297-d024a711cfec>
3.265625
312
News Article
Science & Tech.
44.596923
95,613,849
Dr. Robert P. Anderson, Associate Professor of Biology at The City College of New York, and Ph.D. student Eliécer E. Gutiérrez have reported the existence of a new species of spiny pocket mouse, from Venezuela, Heteromys catopterius. The name derives from the Greek katoptêrios, which means a “height that commands a vie...
<urn:uuid:503a2743-8bb5-4341-a40f-371662c1c28a>
3.171875
1,354
Content Listing
Science & Tech.
36.211837
95,613,901
|Store copies of your important files online for free.||HOME| (PHP 4, PHP 5) rewind — Rewind the position of a file pointer Sets the file position indicator for to the beginning of the file stream. If you have opened the file in append ("a" or "a+") mode, any data you write to the file will always be appended, regardle...
<urn:uuid:c54e8cd7-2e6b-4384-92c9-e51087623e1c>
3.21875
192
Documentation
Software Dev.
50.854341
95,613,919
Online education is becoming increasingly accessible to a wide variety of demographics. As a result, it has the potential to create opportunities for those otherwise unable to access it. The newfound diversity of students presents considerable difficulties in ensuring that the educational material is effective for each...
<urn:uuid:06327397-dcbd-4773-851b-a93f2d20d998>
2.71875
386
News (Org.)
Software Dev.
27.330991
95,613,925
Watch the climate change in real time with these trackers Global warming isn’t something that will happen decades down the line — it’s happening every day, bit by bit. It’s possible now to actually see the concentration of greenhouse gases and the energy they trap ticking ominously upward in real time. The ticker was b...
<urn:uuid:c82f1b94-190d-4ba1-91c0-91f296d45a8d>
3.28125
239
Personal Blog
Science & Tech.
31.014219
95,613,939
Natural and industrial flows, in geophysics, aeronautics or process engineering, are complex, unsteady, sometimes multiphase, and most often turbulent. Understanding and modeling these flows is a real challenge for both fundamental and practical reasons. On a global scale, atmospheric and oceanic flows are subject to s...
<urn:uuid:0516d845-de94-4c62-8632-122965426e57>
2.96875
1,083
Content Listing
Science & Tech.
32.471805
95,613,953
Astronomers have spotted the most distant massive star explosion of its kind, a supernova that could help scientists better understand the nature of the universe. Using the Hubble Space Telescope, scientists recently caught sight of Supernova UDS10Wil (nicknamed SN Wilson) which exploded more than 10 billion years ago....
<urn:uuid:45949cc5-80ba-4359-97ac-7a76b35f32e6>
3.734375
591
Truncated
Science & Tech.
41.785886
95,613,957
Jul 18, 18 10:21 AM Mednews announcements of latest treatments, medicines and discoveries Jul 18, 18 10:12 AM buzcall and how it started and how it's progressing Jul 18, 18 09:58 AM cancer a fight we can win 30th June 2017 Reports are still coming in that given the right conditions you will get this effect You get liqu...
<urn:uuid:7fd77cc3-7c68-4a47-8840-6500acf2f33e>
2.53125
577
Personal Blog
Science & Tech.
34.881777
95,613,969
General Models of Pattern Formation: Some Uses, Problems and Successes Understanding the evolution of spatial patterns and the mechanisms which create them are among the most crucial issues in developmental biology. Whether the process is the generation of cartilage patterns in the developing limb, the formation of fea...
<urn:uuid:c922ef52-7c92-45a4-bf94-bccbc1eed32c>
3.046875
1,021
Truncated
Science & Tech.
55.262217
95,613,975
|An alder root nodule.| Frankia is a genus of nitrogen-fixing, filamentous bacteria that live in symbiosis with actinorhizal plants, similar to the Rhizobium bacteria found in the root nodules of legumes in the family Fabaceae. Bacteria of this genus also form root nodules. This genus was originally named by Jørgen Bru...
<urn:uuid:2bf31978-90d9-49b0-8f16-1c7340475578>
3.671875
525
Knowledge Article
Science & Tech.
14.703647
95,614,012
Howard Hughes Medical Institute researchers are proposing that the first battle for survival-of-the-fittest might have played out as a simple physical duel between fatty bubbles stuffed with genetic material. The scientists suggest that genetic material that replicated quickly may have been all the bubbles needed to ed...
<urn:uuid:46edabc1-d7c0-470b-b43b-c220a516637d>
3.03125
782
Content Listing
Science & Tech.
31.963283
95,614,015
DNA Sequencing in a Snap An innnovative approach could target hard-to-sequence areas. A novel sequencing technology being developed by a Massachusetts startup allows scientists to take photographs of the sequence of a DNA molecule. William Glover, president of ZS Genetics, based in North Reading, MA, says that his appr...
<urn:uuid:c7ad03a8-0dc3-4e19-a494-592a9d8b1d19>
3.21875
1,139
Truncated
Science & Tech.
37.473877
95,614,018
VLBI of supernovae and gamma-ray bursts - 54 Downloads Supernovae and gamma-ray bursts (GRBs) are among the brightest events in the universe. Excluding Type Ia supernovae and short GRBs, they are the result of the core collapse of a massive star with material being ejectedwith speeds of several 1000 km/s to nearly the ...
<urn:uuid:14779154-ff78-4689-853b-541dd0223373>
3.296875
437
Truncated
Science & Tech.
70.87772
95,614,043
The world is still losing its forests, and these beautiful satellite maps tally the toll A little more than 300,000 square miles of forest was established or replanted worldwide between 2000 and 2012. Unfortunately, almost 900,000 square miles was destroyed during the same time period — logged, ravaged by fire, or atta...
<urn:uuid:bb9a8223-7d3d-4b1b-ad51-faaf6a84440c>
3.5625
555
News Article
Science & Tech.
36.054799
95,614,071
This is “Uses of Radioactive Isotopes”,. several groups of scientists used carbon-14 dating to demonstrate that the. Describe how iodine-131 is used to both. Many people assume that rocks are dated at “millions of years” based on radiocarbon (carbon-14) dating. now radioactive with carbon-14,.Carbon-14, a radioactive i...
<urn:uuid:1efbddcb-e813-47ca-b9fc-6f346b4901bf>
3.40625
868
Tutorial
Science & Tech.
54.155836
95,614,082
follow site Let us now see an example of a java program to add two integers. go here In this program, user is asked to enter two integers. Then, the sum of those two integers is stored in a variable and displayed on the screen. http://laprovence.sk/familjarnosty/3508 For algorithm & flowchart for addition of two number...
<urn:uuid:8f40da54-6d10-46a3-8d0a-e531b4f006d7>
4.03125
743
Tutorial
Software Dev.
66.140549
95,614,083
Ian eats too many mars bars. To try to get rid of the excess kJ's he exercises in the gym by using a weights machine which works by compressing a cylinder of gas. If a standard mars bar is approximately 1000kJ. Calculate the number of times Ian has to push the piston in the cylinder up and down to 'burn off' a mars bar...
<urn:uuid:c6fc0485-2445-4a59-a864-c410178beebb>
2.703125
210
Tutorial
Science & Tech.
78.060588
95,614,087
VICTORIA will be a hotter and drier place by mid-century, with more desert and fewer temperate regions because of the impacts of global warming, new scientific analysis has found. In a major report, Victoria's Commissioner for Environmental Sustainability, Kate Auty, warns the changes will put infrastructure and biodiv...
<urn:uuid:ccf11a5c-8391-4578-82ea-fb6aaa00fac5>
3.3125
653
News Article
Science & Tech.
28.327775
95,614,095
Differences – (Linked List vs Array) 1) Arrays are assigned with contiguous memory location during compile time whereas in the linked list the memory is allocated at run time whenever a new element is added to it. 2) Arrays are fixed in size means so we have to provide the size limit of an array during declaration of a...
<urn:uuid:ffcb56a2-8861-429b-b171-87209478f0ea>
3.265625
226
Customer Support
Software Dev.
40.930528
95,614,097
Writing a code using php? Before we jump into coding we need to learn few basic things. Once you installed php on your machine and ready to write your first program using php you need to learn about the syntax. Every language has their own syntax. Syntax is basically a way to identify a language. Followings are some of...
<urn:uuid:b1889af7-0497-4ee6-a5f1-23f5934271a6>
3.359375
1,054
Tutorial
Software Dev.
65.261385
95,614,102
By: David McNally, RDECOM Public Affairs ADELPHI, Md. (June 1, 2012) — Army scientists are squeezing more power from batteries by developing new methods and materials with incredible results. “Our battery group has recently developed some new materials that could potentially increase the energy density of batteries by ...
<urn:uuid:ecab95b8-f30e-425f-a343-d8a52eec3e2e>
3.03125
716
News Article
Science & Tech.
45.965178
95,614,136
Theoretically, the calculation of the flow around a wing, a fuselage or a complete aircraft can be done by solving the Navier-Stokes equations. However, when the Reynolds number is large, as it is the case in aerodynamics, the size of computer which is needed is prohibitive. This is due to the fact that the spectrum of...
<urn:uuid:04e7a91f-b504-40c7-8b5e-980f5ab7552c>
3.546875
349
Truncated
Science & Tech.
27.403793
95,614,176
Comet landing named Physics World Breakthrough of the Year The first ever landing of a man-made probe onto a comet has been named Physics World Breakthrough of the Year for 2014. From a shortlist of 10 highly commended breakthroughs, the historic achievement by scientists working on the Rosetta mission was singled out ...
<urn:uuid:cb7975fa-0992-4997-a5e1-0c7b43fade8f>
2.53125
974
News (Org.)
Science & Tech.
19.859258
95,614,183
in reply to Jargon relating to Perl strings The sequence of string elements in a string. This is not affected by the string's UTF8 flag.This is not what you want to say (it immediately confused me because my first thought was, "This is wrong because if you have a string with non-ASCII characters in it and change its UT...
<urn:uuid:71c1e0d1-15a6-44f8-a8bc-cda41bdc30ed>
2.859375
406
Comment Section
Software Dev.
57.87579
95,614,194
An interstellar probe is a space probe that has left—or is expected to leave—the Solar System and enter interstellar space, which is typically defined as the region beyond the heliopause. It also refers to probes capable of reaching other star systems. There are five interstellar probes: Voyager 1, Voyager 2, Pioneer 1...
<urn:uuid:ba5946e2-7493-4dd7-bf00-085a991d0499>
3.84375
5,805
Knowledge Article
Science & Tech.
60.74299
95,614,206
Ozone /ˈoʊzoʊn/, or trioxygen, is an inorganic molecule with the chemical formula O 3. It is a pale blue gas with a distinctively pungent smell. It is an allotrope of oxygen that is much less stable than the diatomic allotrope O 2, breaking down in the lower atmosphere to O 2 or dioxygen. Ozone is formed from dioxygen ...
<urn:uuid:53bd9df0-208d-4b95-9efd-c1fd02f7670e>
3.984375
407
Knowledge Article
Science & Tech.
29.320151
95,614,256
Authors: Victor Paromov The Standard Model (SM) is the most useful theory of elementary particle interactions. Unfortunately, the SM cannot be unified with the theory of general relativity (GR) and has a number of ad hoc parameters. The full unification “beyond the SM” presents an important problem of modern theoretica...
<urn:uuid:ee868d5d-2ed6-4c57-9269-f237eee536fa>
2.5625
558
Academic Writing
Science & Tech.
24.620297
95,614,275
In the article theoretical bases of existence of troposphere radiowaveguides are considered above a sea. On the basis of analysis in the theory of distribution of radio waves of literature it is rotined known, that in practice of radio-location at the study of processes, which take a place in troposphere radiowaveguide...
<urn:uuid:c38c1313-2bb9-4953-ac26-2be5967e3f8e>
2.53125
205
Knowledge Article
Science & Tech.
-13.805455
95,614,285
A new study published in the prestigious journal Science, co-authored by University of Nevada, Reno's Glenn Biasi and colleagues at GNS Science in New Zealand, finds that very large earthquakes have been occurring relatively regularly on the Alpine Fault along the southwest coastline of New Zealand for at least 8,000 y...
<urn:uuid:fe2a3711-b14a-42b9-a474-ff286d941c82>
3.671875
1,070
Content Listing
Science & Tech.
41.334675
95,614,316
A potentially dangerous asteroid nicknamed "The Beast" - first discovered April 23- is flying by Earth on Thursday and its trek will be broadcast live via the Slooh Space Camera starting at 11:30 a.m. PDT/2:30 p.m. EDT. A fake CNN iReport that saw more than 300,000 hits before being taken down by the news agency claime...
<urn:uuid:a16cd435-a979-40a6-9fb5-aae2354699e5>
3.375
499
Content Listing
Science & Tech.
60.127037
95,614,318
Astronomy, Brown Dwarf, Extrasolar Planets, News 7 Jul , 2016 by Nancy Atkinson Astronomers have now determined a nearby brown dwarf has some exciting characteristics: its atmosphere is full of clouds of water vapor. This is the first time water clouds have been detected outside of our Solar System. Space stories from ...
<urn:uuid:4cc7a71a-6e19-4c5e-9c43-19381f1a1a8f>
2.859375
77
Content Listing
Science & Tech.
40.615706
95,614,321
The best method to obtain the most precise information on the inner structure of atoms and molecules is to excite them by means of resonant laser light. Unfortunately, just this laser light (above a certain intensity) can lead to measurable modifications within the atom's electron shell. Stylized representation of the ...
<urn:uuid:81d83331-7158-4845-aa6c-ebb3bac5c48c>
3.84375
1,671
Content Listing
Science & Tech.
35.886364
95,614,334
The effects of flooding on interactions between streams and shallow aquifers are poorly studied due to the unpredictable nature of flooding events. This study examines groundwater-surface water interactions in a constructed experimental meander over several simulated flood events using hydrologic and thermal monitoring...
<urn:uuid:e51026c2-7908-4fcc-91f1-4bb85f89c726>
2.65625
397
Academic Writing
Science & Tech.
22.94318
95,614,335
The Ecology of Urban Forest Edges MetadataShow full item record As of 2014, over half (54 percent) of the world’s population resides in urban areas, a number that is expected to increase to two-thirds of the global population by 2050 (UN 2014). Increased human flow into cities results in increased urbanization, a compl...
<urn:uuid:8e97b152-4a16-4531-9f4b-8b6c1aa22945>
3.28125
151
Academic Writing
Science & Tech.
19.159467
95,614,400
Astronomers detect diamond dust shimmering around distant stars Nanoscale gemstones source of mysterious cosmic microwave light For decades, astronomers have puzzled over the exact source of a peculiar type of faint microwave light emanating from a number of regions across the Milky Way. Known as anomalous microwave em...
<urn:uuid:7e04bd3d-1f36-4012-9fb1-80649f9bb562>
3.484375
1,351
News Article
Science & Tech.
26.079463
95,614,402
The Inflatable Reentry Vehicle Experiment (IRVE-3) was launched by sounding rocket at 7:01 a.m. Monday from NASA's Wallops Flight Facility on Wallops Island, Va. The purpose of the IRVE-3 test was to show that a space capsule can use an inflatable outer shell to slow and protect itself as it enters an atmosphere at hyp...
<urn:uuid:45474f21-049b-4fd2-9532-0486b172fcc0>
3.234375
1,325
Content Listing
Science & Tech.
44.461488
95,614,413
To our ears, the buzz of a mosquito is intensely irritating and a sign of itchiness to come, but to theirs, it’s a lover’s serenade. The high-pitched drone of a female is a siren’s song that attracts male mosquitoes. And a new study shows that when the two love-bugs meet, they perform a duet, matching each other’s buzz...
<urn:uuid:0e64c716-695d-4ccd-b736-16329d2fc39f>
3.359375
675
News Article
Science & Tech.
53.611119
95,614,431
In this video tutorial, we are going to learn about What is an Array and creating an Array in PHP. Basically an Array could be of three different types. Indexed arrays, Associative arrays and Multidimensional arrays, which are written in different ways. For example Indexed Array required numeric index id's. Where as an...
<urn:uuid:9829dca1-5bb0-4a3e-afd0-3444959a857a>
4.0625
432
Truncated
Software Dev.
51.934611
95,614,439
Statistical Inference for Two Proportions When comparing two proportions, it is common practice simply to quote a figure representing the contrast between them, such as their difference or ratio. Several such measures of association have already been introduced in Section 1.1, and we discuss others in Section 6.9. The ...
<urn:uuid:4320d906-7360-4971-b47b-72fdaa2bedd5>
3.890625
277
Truncated
Science & Tech.
29.9575
95,614,443
Astronomers using the National Science Foundation’s Karl G. Jansky Very Large Array (VLA) and Robert C. Byrd Green Bank Telescope (GBT) have discovered a magnetic field deep in the cloud’s interior, which may protect it during its meteoric plunge into the disk of our Galaxy. This discovery could help explain how so-cal...
<urn:uuid:589a6d2a-b3cd-44d3-9d8b-da3bdbdce8c8>
3.703125
1,510
Content Listing
Science & Tech.
48.523188
95,614,446
Building on eight years of extraordinary discoveries by the Sloan Digital Sky Survey (SDSS and SDSS-II), a new program of four coordinated surveys will revolutionize the study of the distant universe, the Milky Way galaxy, and giant planets orbiting other stars. The largest of these surveys will use a novel and powerfu...
<urn:uuid:99c043f1-f3d4-4718-9b8b-3508809e3706>
3.390625
1,763
Content Listing
Science & Tech.
35.751624
95,614,456
+44 1803 865913 This is the first assessment of British butterflies against the new IUCN criteria, and replaces earlier assessments published in 1987 and 1997. It utilises comprehensive new data on trends in distribution and population, allowing a more complete and up-to-date publication. The report is both important a...
<urn:uuid:7917edd4-9610-40c2-b198-578954e8762c>
2.515625
156
Product Page
Science & Tech.
45.24878
95,614,475
THE ROBINSON LIBRARY |The Robinson Library >> Order Perissodactyla| Despite its name, the black rhinoceros is actually yellow-brown to dark-brown in color, with the specific skin color depending on soil conditions within an individual rhino's habitat.The skin is hairless except for a patch of short, fringe-like hair on...
<urn:uuid:245eff8b-2a02-4528-88c6-27e88dc226b7>
3.984375
780
Knowledge Article
Science & Tech.
48.358845
95,614,494
Basel Zoologists are unveiling the colorful secrets of coral reefs: On the Australian Great Barrier Reef they discovered a coral reef fish, the dusky dottyback that flexibly adapts its coloration to mimic other fishes and in doing is able to prey on their juvenile offspring. By changing colors, the dusky dottyback also...
<urn:uuid:1e116a49-de4a-469a-8885-087ceb4bdeaf>
3.921875
1,699
Content Listing
Science & Tech.
42.63274
95,614,501
Facts Summary: The Baudo Oropendola (Psarocolius cassini) is a species of concern belonging in the species group "birds" and found in the following area(s): Colombia. This species is also known by the following name(s): Gymnostinops cassini. Baudo Oropendola Facts Last Updated: January 1, 2016 To Cite This Page: Glenn,...
<urn:uuid:23e846d0-4b21-4cc3-a96f-451c2e998905>
3.34375
249
Knowledge Article
Science & Tech.
57.166022
95,614,507
Similar wiring diagram may be used elsewhere in the brain Eating, like breathing and sleeping, seems to be a rather basic biological task. Yet chewing requires a complex interplay between the tongue and jaw, with the tongue positioning food between the teeth and then moving out of the way every time the jaw clamps down...
<urn:uuid:85828b40-650f-4141-88cb-55d687ebc592>
3.375
1,589
Content Listing
Science & Tech.
42.595135
95,614,529