id int64 110 1.16M | edu_score float64 3.5 5.1 | url stringlengths 21 286 | text stringlengths 507 485k | timestamp stringdate 2026-01-18 07:33:45 2026-02-05 07:22:54 |
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643,635 | 4.064379 | http://arstechnica.com/science/2011/01/bumble-bees-done-in-by-a-fungal-parasite-maybe/ | Bumblebees (of the genus Bombus) pollinate both wild plants and agricultural crops like tomatoes and berries; in this capacity, their economic importance is second only to honeybees. Unfortunately, they have been disappearing from North America and Europe and no one knows why.
Researchers at the University of Illinois,... | 2026-01-28T05:04:11.939606 |
137,407 | 3.57857 | http://en.wikipedia.org/wiki/Post-exposure_prophylaxis | Post-exposure prophylaxis (PEP) is any prophylactic treatment started immediately after exposure to a pathogen (such as a disease-causing virus), in order to prevent infection by the pathogen and the development of disease.
PEP is commonly and very effectively used to prevent the outbreak of rabies after a bite by a ra... | 2026-01-20T08:50:36.850867 |
766,649 | 3.747968 | http://www.astrobio.net/index.php?option=com_retrospection&task=detail&id=2433 | Steven Soter is a research associate in the Department of Astrophysics at the American Museum of Natural History in New York City, and scientist-in-residence at New York University, where he teaches on subjects ranging from life in the universe to geology and antiquity in the Mediterranean region. His research interest... | 2026-01-30T02:47:40.945869 |
388,046 | 4.046954 | http://sssbalvikas.org/history1-june11.asp | |From the Annals of the World History
|June 23, 1398 - February 3, 1468 |
|Johannes Gensfleisch zur Laden zum Gutenberg was a German goldsmith, printer and publisher who introduced modern book printing. His invention of mechanical movable type printing started the Printing Revolution and is widely regarded as the most ... | 2026-01-24T04:27:37.671860 |
289,377 | 3.505158 | http://www.newscientist.com/blogs/shortsharpscience/2008/12/the-jesus-christ-hypothesis-fo.html | Did the ancestors of birds walk on water before they took to the air? This intriguing idea is known as the Jesus Christ dinosaur hypothesis.
It was inspired by the basilisk. Not the beast of the Chamber of Secrets
, but the somewhat smaller "Jesus Christ" lizard found in Central and South America, which can walk on wat... | 2026-01-22T15:24:05.555038 |
869,023 | 4.085593 | http://www.factsabout.com/g/ge/geometry.html | |home | alphabetical index|
Geometry is the branch of mathematics dealing with spatial relationships. From experience, or possibly intuitively, people characterize space by certain fundamental qualities, which are termed axioms in geometry. Such axioms are insusceptible of proof, but can be used in conjunction with mat... | 2026-01-31T19:59:12.032840 |
1,097,717 | 3.927882 | http://plus.maths.org/content/comment/reply/5872 | Reply to comment
Modelling the spread of disease is a difficult business. Once upon a time diseases could spread only as fast as we could walk or ride a horse. But today our complicated travel patterns mean an epidemic can jump from country to country in a matter of hours when an infected person boards a plane. Epidemi... | 2026-02-04T04:37:04.437659 |
458,981 | 3.777189 | http://en.wikipedia.org/wiki/Carbon-based_life | Carbon forms the key component for all known naturally occurring life on Earth. Complex molecules are made up of carbon bonded with other elements, especially oxygen, hydrogen and nitrogen, and carbon is able to bond with all of these because of its four valence electrons. Carbon is abundant on earth. It is also light ... | 2026-01-25T08:25:03.808067 |
408,056 | 4.161489 | http://www.auburn.edu/academic/education/reading_genie/illum/milamgf.html | Rationale: Children should gain a better understanding of how to read
with more fluency. The skills involved in fluency include reading
with expression, reading silently and reading at a smooth automatic pace.
Repeated reading will be the main focus of the activity to increase the
emphasis of fluent reading.
Materials:... | 2026-01-24T12:25:01.788804 |
387,804 | 4.072411 | http://www.econedlink.org/lessons/index.php?lid=312&type=educator | In this lesson students will learn about the basic components and terminology of individual health insurance. Students will make decisions about the value of insurance protection and you will identify trends in the cost of medical care in the United States.
- Define basic components and terminology of individual health... | 2026-01-24T04:21:45.996142 |
670,082 | 3.608466 | http://en.wikipedia.org/wiki/Gullah | ||An automated process has detected links on this page on the local or global blacklist.|
||This article includes a list of references, but its sources remain unclear because it has insufficient inline citations. (February 2011)|
Historically, the Gullah region extended from the Cape Fear area on the coast of North Car... | 2026-01-28T14:29:08.017187 |
1,073,704 | 3.545197 | http://www.british-israel.us/34.html | are Fibonacci numbers? Discovered by Leonardo Fibonacci (1170-1250 A.D.)
who was born in Pisa, Italy, the Fibonacci sequence is an infinite sequence
of numbers, beginning: 1, 1, 2, 3, 5, 8, 13, 21, 34, 55, 89, 144, ... where
each number is the sum of the two preceding it. Thus: 1+1=2, 1+2=3, 2+3=5,
3+5=8, 5+8=13 and so... | 2026-02-03T19:38:41.938624 |
485,304 | 3.685733 | http://study2000.com/%D8%A7%D8%B5%D8%B7%D9%84%D8%A7%D8%AD%D8%A7%D8%AA-%D9%88-%D8%B9%D8%A8%D8%A7%D8%B1%D8%A7%D8%AA-%D9%85%D9%81%D9%8A%D8%AF-%D8%A8%D8%B1%D8%A7%D9%8A-%D9%85%D9%87%D8%A7%D8%B1%D8%AA-%D9%86%DA%AF%D8%A7%D8%B1-5/ | 1 what you say when you are explaining something
this means that/which means that used when saying what the results or effects of what you have just said are:
• Computer technology is constantly being improved. This means that the computer that you have just bought will probably be out of date in only a few months’ tim... | 2026-01-25T19:18:32.285313 |
457,000 | 3.560839 | http://learning.blogs.nytimes.com/2002/05/16/bringing-facts-into-science-fiction/ | Note: This lesson was originally published on an older version of The Learning Network; the link to the related Times article will take you to a page on the old site.
Teaching ideas based on New York Times content.
Overview of Lesson Plan: In this lesson, students develop a setting, plot and characters for a science fi... | 2026-01-25T07:36:46.466164 |
1,035,260 | 3.666158 | http://faq.solarbotics.net/oscillate.html | B E A M - R o b o t i c s - T e k
Biology - Electronics - Aesthetics - Mechanics
Main | Electonics | FAQ's | Definitions | Solar engine | Nervous Networks | Advanced Nervous Networks | Motor drivers | Miscellaneous | Links
The Solar Engine
IntroductionA solar engine is a kind of control circuit that takes micropower an... | 2026-02-03T05:44:11.056842 |
465,055 | 3.559479 | http://www.museobenozzogozzoli.it/technics/StrappoDetachment.html | During the 18th century, new techniques were perfected for the restoration and conservation of ancient works of art, including methods of detaching fresco paintings from walls.
Detachment involves the separating the layer of paint from its natural backing, generally stone or brick, and can be categorized according to t... | 2026-01-25T10:50:51.316901 |
1,158,372 | 3.551308 | http://www2.bgsu.edu/departments/english/cconline/finseth_opensource/joyinlearning.html | Using Desire and Skill to Nurture Joy in Learning
Open source culture uses both desire and skill to invent based on two things: need and enjoyment. Many open source projects stem from a simple need to get a particular task accomplished – or to solve a particular problem. Others come simply from a desire for entertainme... | 2026-02-05T05:09:07.329159 |
453,467 | 3.713537 | http://www.britannica.com/EBchecked/topic/345191/David-Lloyd-George/4259/Prime-minister | David Lloyd GeorgeArticle Free Pass
One of Lloyd George’s most notable efforts was in combating the submarine menace, which, in early 1917, threatened to starve Britain into submission. He achieved this by forcing the adoption of the convoy system upon a reluctant Admiralty. The food shortage resulting from the submari... | 2026-01-25T06:14:04.636299 |
355,540 | 3.633824 | http://all-science-fair-projects.com/science_fair_projects_encyclopedia/Ahimsa | Science Fair Project Encyclopedia
Ahimsa is a religious concept which advocates non-violence and a respect for all life. Ahimsa is Sanskrit for avoidance of himsa , or injury. It is interpreted most often as meaning peace and reverence toward all sentient beings. Ahimsa is the core of Hinduism, Jainism, and Buddhism. I... | 2026-01-23T16:08:11.895141 |
819,780 | 3.651606 | http://quizlet.com/6770965/molecular-cell-biology-flash-cards/ | An organism whose cells contain complex structures enclosed within membranes. The defining membrane bound structure thats sets them apart from prokaryotic cells is the nucleas or nuclear envelope within which the genetic material is carried. All species of large complex species are eukaryotes, including animals, plants... | 2026-01-30T23:41:59.235125 |
199,118 | 3.804873 | http://www.readingrockets.org/article/30205/ | See Brain. See Brain Read: Reading Instruction Changes the Brain
Reading instruction changes the brain. New before- and after- images that show what happens to children’s brains after they get systematic, research-based reading instruction show that the right teaching methods can actually normalize brain function and t... | 2026-01-21T07:37:35.783096 |
43,763 | 3.64806 | http://www.cybexintl.com/education/fitnesstools/articles/fruitsandvegetables.aspx | Fruits and Vegetables: More Matters
Eating a diet that is rich in fruits and vegetables promotes good health and may
help to reduce the risks of stroke, cardiovascular disease, high blood pressure,
diabetes and certain cancers. Fruits and vegetables are naturally low in fat and
low in calories, yet they are also fillin... | 2026-01-19T00:13:46.581725 |
952,147 | 4.265098 | https://ccrma.stanford.edu/~jos/pasp/Ideal_Mass.html | The concept of impedance extends also to masses and springs. Figure 7.2 illustrates an ideal mass of kilograms sliding on a frictionless surface. From Newton's second law of motion, we know force equals mass times acceleration, or
Since impedance is defined in terms of force and velocity, we will prefer the form . By t... | 2026-02-02T01:24:37.113325 |
18,049 | 3.719878 | http://pubs.ext.vt.edu/424/424-040/424-040.html | Selecting an appropriate, high-yielding variety is one of the most important management decisions that producers make. Yield potential is clearly important, but the decision is complicated by such factors as the cropping system, the need for disease resistance, end-use quality goals, year-to-year climatic variation, an... | 2026-01-18T14:25:36.162142 |
743,713 | 3.725614 | http://www.nanowerk.com/category-spotlight.php?page=11&cat=fabrication | Microfluidic chips have proven to be a breakthrough analytical technique that has rendered analysis of proteins a medical routine. The sensitivity limits of immunoassays have been enhanced to picomolar concentrations using monoclonal antibodies, new labeling techniques, and devices for signal transduction and acquisiti... | 2026-01-29T17:44:03.058701 |
412,355 | 3.669137 | http://www.holocaustcenter.org/index.php?option=com_content&task=view&id=203 | Munch-Nielsen was born and lived in Snekkersten, Denmark, about 25 miles north of Copenhagen. He lived with his grandmother and had three younger sisters. He attended school in Copenhagen and was unaware of any Jewish classmates, since, he claims, no distinction was made between people in Denmark.
The invasion of Denma... | 2026-01-24T14:04:53.949823 |
1,002,953 | 3.536993 | http://ambaile.org/en/section.jsp?currentId=3 | The Highlands and Islands derive their culture mainly from Celtic roots. The Celts gave the region its literature, its oral traditions, its song and dance, its arts and crafts. The language of the Celts, Gaelic, underpinned it all.
The Gaelic language
Historically, the region's indigenous language, and one of Europe's ... | 2026-02-02T18:14:27.976272 |
253,917 | 3.715002 | http://www.dvice.com/archives/2011/10/why-arent-we-tu.php | In 2008, 85.8% of all of the plastic used in the United States ended up in a landfill. It wasn't reused or recycled, and it wasn't turned into energy. A new study from Columbia University says that turning landfill-bound plastics into energy instead would not only produce energy, but save money and the environment all ... | 2026-01-22T02:36:37.469498 |
247,948 | 3.684686 | http://en.wikipedia.org/wiki/Mass_spectrometer | Mass spectrometry (MS) is the science of displaying the spectra (singular spectrum) of the masses of the molecules comprising a sample of material. It is used for determining the elemental composition of a sample, the masses of particles and of molecules, and for elucidating the chemical structures of molecules, such a... | 2026-01-22T00:30:28.383274 |
969,579 | 3.67969 | http://msdn.microsoft.com/en-us/library/dd162893(v=vs.85).aspx | Raster, Vector, TrueType, and OpenType Fonts
Applications can use four different kinds of font technologies to display and print text:
- Microsoft OpenType
The differences between these fonts reflect the way that the glyph for each character or symbol is stored in the respective font-resource file:
- In raster fonts, a... | 2026-02-02T07:07:16.802132 |
688,669 | 3.723895 | http://www.reference.com/browse/synchronicity | The concept does not question, or compete with, the notion of causality. Instead, it maintains that just as events may be grouped by cause, they may also be grouped by their meaning.
In order to be synchronistic, the events must be related to one another temporally so as to rule out direct causation.
The idea of synchr... | 2026-01-28T21:08:41.027282 |
606,948 | 4.379755 | http://www.history.com/topics/print/stonehenge | For centuries, historians and archaeologists have puzzled over the many mysteries of Stonehenge, the prehistoric monument that took Neolithic builders an estimated 1,500 years to erect. Located in southern England, it is comprised of roughly 100 massive upright stones placed in a circular layout. Whi1e many modern scho... | 2026-01-27T16:39:10.621683 |
1,160,855 | 4.403316 | http://www.civilrights.org/voting-rights/vra/history.html | History of the VRA
In March 1965, on a bridge outside Selma, Alabama, a second phase of the revolution was born. Civil and human rights activists, led by the Rev. Dr. Martin Luther King Jr. and others, took to the streets in a peaceful protest for voting rights for African Americans. They were met with clubs and violen... | 2026-02-05T06:10:32.501999 |
354,441 | 3.675282 | http://eng.anarchopedia.org/index.php/racism | |racism is a popular tag and you can find media on this topic on||Tag|
| Echo of Freedom, Radical Podcast has a podcast related to this aticle|
Racism, Speciesism, and Science
Racism refers to beliefs, practices, and institutions that negatively discriminate against people based on their.... perceived or ascribed race.... | 2026-01-23T15:42:40.325476 |
718,308 | 3.559712 | http://www.dss.virginia.gov/family/cps/mandated_reporters/cws5691/topic1_1.html | Topic 1: Recognizing Child Abuse and Neglect—Definitions and Indicators
All children get bumps and bruises. Recognizing when those bumps and bruises may be indicative of physical abuse is part of your task as a mandated reporter.
(click here for video script)
Runtime: 4:14 minutes
Physical abuse “causes or threatens to... | 2026-01-29T07:55:06.293005 |
203,664 | 3.888923 | http://alphagalileo.org/ViewItem.aspx?ItemId=123886&CultureCode=en | Printer friendly version
Martian clays were not all formed by the action of liquid water
10 September 2012
CNRS (Délégation Paris Michel-Ange)
Discovered in 2005, the clays of the southern hemisphere of Mars are often considered to be evidence for the existence of liquid water on the planet at a period in the very dist... | 2026-01-21T09:12:56.147752 |
623,467 | 3.682049 | http://www.cd3wd.com/cd3wd_40/cd3wd/AGRIC/B21WAE/EN/B1723_11.HTM | The water buffalo has a reputation for being a sluggish breeder, but the average animal is so poorly fed that its reproductive performance is unrepresentative of its capabilities. Without reasonable nutrition the animals cannot reach puberty as early in life or reproduce as regularly as their physiology or genetic capa... | 2026-01-27T22:11:19.747572 |
467,331 | 4.077019 | http://www.mpg.de/514338/pressRelease20050215 | February 15, 2005
The colour of light is determined by the length of one cycle of the electromagnetic wave (referred to by physicists as the wavelength) that makes up light. Red light has a wavelength of around 700 nanometers, whereas our eye perceives radiation as violet light if its wavelength is only 400 nanometers.... | 2026-01-25T11:47:12.585682 |
278,714 | 3.952496 | http://sachachua.com/blog/2003/11/21/ | The paper has important insights. I learn inductively – from complex
examples, I try to figure out principles and ideas. However, classes
tend to be structured deductively – neat, organized, and bewildering.
Teaching Techniques to Address All Learning Styles
- Motivate learning. As much as possible, relate the material... | 2026-01-22T11:27:52.655918 |
350,850 | 4.375732 | http://www.teachscienceandmath.com/2010/05/24/making-the-most-of-wikis-in-your-science-or-math-classroom/ | Wikis are the most popular Web 2.0 tool being used in science and math classrooms. Based on a survey of readers – 45 percent use them to support their teaching and student learning.
A Wiki is appealing, encourages participation, supports collaboration, and promotes interaction by students who love to use technology.
By... | 2026-01-23T14:21:03.622940 |
1,127,793 | 3.602914 | https://bible.org/print/book/export/html/2513 | In chapter one we made frequent references to the holy prophets. This raised a very important question; “What do we mean when we speak of prophets, and who are prophets?” We must find what the Bible says about this subject.
The first person in the Bible to be called a prophet was Abraham, the “Father of the Faithful.” ... | 2026-02-04T16:53:10.703314 |
693,833 | 4.123878 | http://www.gilderlehrman.org/history-by-era/african-americans-and-emancipation/interactives/lincoln-and-emancipation-proclamation | Abraham Lincoln's views on slavery and its abolition were clearly expressed in speeches and action throughout his political career. This online exhibition, based on a document booklet of the same title produced in partnership with President Lincoln's Cottage at the Soldiers' Home in Washington DC (www.lincolncottage.or... | 2026-01-28T23:02:20.070491 |
152,640 | 4.015776 | http://en.wikipedia.org/wiki/Venn_diagram | A Venn diagram or set diagram is a diagram that shows all possible logical relations between a finite collection of sets (aggregation of things). Venn diagrams were conceived around 1880 by John Venn. They are used to teach elementary set theory, as well as illustrate simple set relationships in probability, logic, sta... | 2026-01-20T14:27:54.267920 |
141,057 | 3.545244 | http://www.positiveyouth.org.uk/?page_id=10 | The internet has become the most popular means of communication for young people, it is inexpensive and people can keep in touch with friends and family as well as make new friends. While the internet may be useful in our everyday lives, there are also many risks that occur.
When you use the internet you may be connect... | 2026-01-20T10:09:13.675049 |
938,489 | 3.581634 | http://www.eurekalert.org/pub_releases/2010-11/uouh-urd102810.php | SALT LAKE CITY—University of Utah (U of U) medical researchers have uncovered a wiring diagram that shows how the brain pays attention to visual, cognitive, sensory, and motor cues. The research provides a critical foundation for the study of abnormalities in attention that can be seen in many brain disorders such as a... | 2026-02-01T20:58:12.218529 |
37,414 | 4.010584 | http://en.wikipedia.org/wiki/Nordic_theory | ||This article may contain parts that are misleading. (August 2012)|
The Nordic race is one of the sub-races into which some late 19th- to mid 20th-century anthropologists divided the Caucasian race. People of the Nordic type were described as having light-colored (typically blond) hair, light-colored (typically blue) ... | 2026-01-18T22:04:38.418321 |
1,045,542 | 3.635857 | http://www.theaidsreader.com/articles/current-health-disparities-hivaids | Current Health Disparities in HIV/AIDS
Current Health Disparities in HIV/AIDS
In November 2007, the CDC published a report on health disparities in HIV/AIDS, viral hepatitis, sexually transmitted infections, and tuberculosis.1 Based on 2000 to 2004 surveillance data, the report highlights differences in incidence rates... | 2026-02-03T09:27:09.757871 |
154,915 | 3.587873 | http://www.poetryfoundation.org/bio/virgil | Publius Vergilius Maro was a classical Roman poet, best known for three major works—the Bucolics (or Eclogues), the Georgics, and the Aeneid—although several minor poems are also attributed to him. The son of a farmer in northern Italy, Virgil came to be regarded as one of Rome's greatest poets; his Aeneid as Rome's na... | 2026-01-20T15:17:09.409718 |
190,207 | 3.858159 | http://phys.org/news/2012-03-efficiency.html | (PhysOrg.com) -- For the first time, researchers have demonstrated that an LED can emit more optical power than the electrical power it consumes. Although scientifically intriguing, the results wont immediately result in ultra-efficient commercial LEDs since the demonstration works only for LEDs with very low input pow... | 2026-01-21T04:22:05.391000 |
290,561 | 3.986896 | http://termpaper-world.blogspot.jp/2009/05/ground-wave-propagation.html | Abstract:- I avail this opportunity to convey the entire knowledge of ground wave propagation through this paper.
This paper gives the information about the ground wave propagation, line of sight, various facts effecting ground wave propagation.
Introduction to the problem:- In communication system, there are various m... | 2026-01-22T15:51:43.136184 |
1,131,042 | 3.613279 | http://umumble.com/blogs/Photographic_equipment/682/ | According to my red-planet interests, I often find unusual pictures of Mars or illustrated scientific facts about this planet. Some of them are so awesome that I want to run out into the street and show them to all passersby. However, I am not sure if people will understand me on the street, but here, I hope readers wi... | 2026-02-04T18:10:20.627702 |
194,837 | 3.551157 | http://ocw.mit.edu/courses/science-technology-and-society/sts-042j-einstein-oppenheimer-feynman-physics-in-the-20th-century-spring-2011/assignments/paper-2-revision/ | Revise paper 2. Your revised paper should again be 6–7 double-spaced pages, using standard margins and a 12-point font.
Revision means to see again, to take a fresh look at the overall product and to improve the work in a substantial way. The standards for the revision are higher than for the original paper. Only makin... | 2026-01-21T06:06:16.679526 |
500,008 | 3.509539 | http://www.sputtr.com/phrase | A study of the Structure of Telugu Phrases The Phrase 12 2 The Phrase 2.1Phrase Level in the Grammatical Hierarchy The phrase level in the grammatical hierarchy is that level which is below the clause level and above the word level.
THE APPOSITIVE PHRASE An appositive is a word placed after another word to explain or i... | 2026-01-26T01:34:10.788153 |
865,357 | 3.577001 | http://news.bio-medicine.org/biology-news-2/Microbial-biofilm-yields-community--genomes--metabolic-clues-2634-1/ | According to Jill Banfield, the leader of the scientific team behind the discovery, "This takes the study of natural biogeochemical systems to a new level."
Announced Feb. 1 in the online version of the journal Nature, the research focused on a sample from a postagestamp- sized patch of pink biofilm taken from a thin m... | 2026-01-31T18:28:37.110797 |
935,382 | 4.078109 | http://www.usab2c.com/roller/usab2c/en_US/entry/merry_christmas_and_happy_holidays | Agoramania Soap Box
Merry Christmas and Happy Holidays to All!
As we near Christmas, we thought it would be interesting to examine a history of how the holiday has been celebrated in the United States. This comes compliments of this site: http://www.thehistoryofchristmas.com/ch/in_america.htm
In the early 17th century,... | 2026-02-01T19:58:42.733678 |
69,538 | 3.598418 | http://www.ethanolproducer.com/articles/3983/flocks-or-feedstocks/ | Flocks Or Feedstocks
The Conservation Reserve Program encourages landowners to protect environmentally sensitive acreage. Increased demand for biofuels and a growing world population have driven crop prices to record highs. At the same time, many farmers are struggling to make a profit due to increased operating costs,... | 2026-01-19T09:10:10.410714 |
658,515 | 3.739375 | http://hdr.undp.org/en/reports/global/hdr2007-2008/news/asiapacific/title,7601,en.html | BEIJING, Feb. 1 -- Tomorrow is World Wetlands Day. The theme of this year is Healthy Wetlands, Healthy People, which is meant to emphasize that only with healthy wetlands can there be healthy life for everyone on the planet.
China is rich in wetlands because of its diverse geology, a long coastline, a large river netwo... | 2026-01-28T10:24:47.103664 |
674,640 | 3.58484 | http://www.ihavenet.com/Investing-IBM-Unveils-Cognitive-Thinking-Chips-AHN.html | IBM Unveils Cognitive Thinking Chips
Ayinde O. Chase
San Jose, CA
It's been a recurrent theme in science fiction. Now, IBM researchers have unveiled a new generation of experimental computer chips designed to emulate the brain's abilities for perception, action and cognition.
It's believed the technology, which was dev... | 2026-01-28T16:05:55.423453 |
1,003,228 | 3.535341 | http://www.siemens.com/innovation/apps/pof_microsite/_pof-fall-2012/_html_en/m2m.html | Many everyday objects and machines contain micro computers that control their operations and enable useful applications. These embedded systems are increasingly being joined together into an "Internet of things." In the future, machines that are linked together in networks could revolutionize manufacturing, energy dist... | 2026-02-02T18:20:46.032053 |
810,324 | 3.902681 | http://dictionary.sensagent.com/%C5%92/en-en/ | ŒŒ (ē), a diphthong, employed in the Latin language, and thence in the English language, as the representative of the Greek diphthong oi. In many words in common use, e alone stands instead of œ. Classicists prefer to write the diphthong oe separate in Latin words.
definition of Wikipedia
Ch'oe Un-hui • FMA Ae. M.Oe.1 ... | 2026-01-30T19:55:55.677433 |
489,934 | 3.960356 | http://www.reference.com/browse/eye+cup | The evolution of the eye has been a subject of significant study, as a distinctive example of a homologous organ present in a wide variety of taxa. The development of the eye is considered by some experts to be monophyletic; that is, all modern eyes, varied as they are, have their origins in a proto-eye believed to hav... | 2026-01-25T21:16:38.590136 |
699,640 | 4.44528 | http://www.pbslearningmedia.org/resource/ipy07.sci.ess.watcyc.lpmeltingice/melting-ice/ | Ice affects the entire Earth system in a variety of ways. It should be no surprise, then, that melting ice is having numerous widespread effects on our planet. In this lesson, students begin to develop an understanding of our planet and how, no matter where we live, we are part of an interconnected system that sustains... | 2026-01-29T01:06:46.037949 |
114,194 | 3.633394 | http://motls.blogspot.com.au/2007/11/alfred-wegener-127th-birthday.html | Today, Robert Laughlin celebrates his 57th birthday. Congratulations.
However, we want to talk about a guy who was born 127 years ago, Alfred Wegener. Trained as an astronomer and getting mature as a famous meteorologist, he became the most important geologist of the 20th century.
Yes, Alfred Wegener is the father of c... | 2026-01-20T00:25:20.432653 |
525,448 | 3.604615 | http://news.bbc.co.uk/2/hi/science/nature/7347180.stm | The bands appear before and after eclipse "totality"
Mysterious bands of shadow which sometimes pass across the ground during an eclipse might be produced by sound pulses, according to a new theory.
"Shadow bands" have been observed travelling across the ground before and after totality - when the Moon completely cover... | 2026-01-26T12:01:10.459791 |
1,156,200 | 3.70994 | http://www.ece.utexas.edu/news/supercomputer-simulations-reveal-mysteries-specific-microwave-effect-effect-enables-new-method | This article first appeared on the Institute for Computational Engineering and Sciences website.
The microwave oven has brought the same conveniences to chemists that it has brought to cooks, increasing the rate of chemical reactions and using less energy compared to traditional convection heating methods.
Some microwa... | 2026-02-05T04:15:33.465699 |
756,273 | 3.642004 | http://thenauticalsite.com/NauticalNotes/EchoSpdLog/MyEchoSpdLog-Lesson01-EchoS.htm | Echo Sounder and Speed Log
Short pulses of sound vibrations are transmitted from the bottom of the ship to the seabed. These sound waves are reflected back by the seabed and the time taken from transmission to reception of the reflected sound waves is measured. Since the speed of sound in water is 1500 m/sec, the depth... | 2026-01-29T22:40:12.904598 |
655,151 | 4.161148 | http://astrogeology.usgs.gov/geology/mars-volcano-ice-interactions | Sub-glacially erupted volcanoes form free-standing flat-topped mesas, known as tuyas. Although there are some silicic edifices (e.g. Tuffen et al., 2002), most terrestrial sub-ice volcanoes are mafic and consist of horizontal layered basaltic lavas overlying friable flank deposits of steeply-dipping (angled) hyaloclast... | 2026-01-28T09:12:09.897777 |
836,652 | 3.550223 | http://www.zdnet.com/blog/emergingtech/a-cancer-resistant-mouse/757 | University of Kentucky researchers have created a cancer-resistant mouse by introducing a tumor-suppressor gene called 'Par-4' into an egg. The 'Par-4' gene, discovered in 1993, kills cancer cells, but not normal cells. It was originally found in the prostate, but this gene also can lead to the death of a broad range o... | 2026-01-31T06:41:44.572233 |
699,984 | 3.704959 | http://blogs.smithsonianmag.com/dinosaur/2011/11/svp-dispatch-dinosaurs-and-the-proofs-of-evolution/comment-page-1/ | November 2, 2011
What can dinosaurs teach us about evolution? Charles Darwin mostly ignored them during his career, and evolutionary patterns are often easier to study in creatures that left more numerous fossils, such as trilobites and the tiny, armored plankton called foraminiferans. Yet, as paleontologist Jack Horne... | 2026-01-29T01:14:11.475271 |
552,104 | 3.70788 | http://www.dels.nas.edu/Report/Mississippi-River-Water-Quality/12051?bname= | Mississippi River Water Quality and the Clean Water Act: Progress, Challenges, and Opportunities (2007)Water Science and Technology Board
Each report is produced by a committee of experts selected by the Academy to address a particular statement of task and is subject to a rigorous, independent peer review; while the r... | 2026-01-26T22:21:59.512702 |
813,578 | 3.779154 | http://www.thenewamerican.com/tech/environment/item/6916-govt-scientists-propose-nuclear-war-to-curb-global-warming | The report was released by scientist Luke Oman (an employee of the NASA Goddard Space Flight Center in Greenbelt, Maryland), who, along with his colleagues, used a computer-simulated model to determine the climate's response to the smoke from fires brought about by regional nuclear war.
Oman and his colleagues claim th... | 2026-01-30T21:14:48.664198 |
27,585 | 4.130778 | http://www.ohsu.edu/xd/health/health-information/topic-by-id.cfm?ContentTypeId=92&ContentId=P07645&fromClinic=1 | X-rays of the Spine, Neck, or Back
(Cervical, Thoracic, Lumbar, Sacral, or Coccygeal X-ray Studies)
What are X-rays of the spine, neck, or back?
X-rays use invisible electromagnetic energy beams to produce images of internal tissues, bones, and organs on film. Standard X-rays are performed for many reasons, including d... | 2026-01-18T18:41:21.868783 |
613,750 | 3.767768 | http://www.cr.nps.gov/NR/twhp/wwwlps/lessons/137FOMC/137visual6.htm | How to Use the Images
Photo 3: The Star-Spangled Banner Today
(Courtesy of the National Museum of American History, Smithsonian Institution)
This photo shows the conserved garrison flag that flew over Fort McHenry on the morning of September 14, 1814, now on display at the Smithsonian Institution’s National Museum of A... | 2026-01-27T18:53:12.542612 |
68,180 | 3.616009 | http://net.tutsplus.com/tutorials/databases/sql-for-beginners-part-3-database-relationships/comment-page-2/ | Today, we continue our journey into the world of SQL and relational database systems. In this part three of the series, we’ll learn how to work with multiple tables that have relationships with each other. First, we will go over some core concepts, and then will begin working with JOIN queries in SQL.
When creating a d... | 2026-01-19T08:41:30.958527 |
679,771 | 3.973279 | http://en.wikipedia.org/wiki/Challenging_behaviour | Challenging behaviour is defined as "culturally abnormal behaviour(s) of such intensity, frequency or duration that the physical safety of the person or others is placed in serious jeopardy, or behaviour which is likely to seriously limit or deny access to the use of ordinary community facilities".
Common types of chal... | 2026-01-28T17:55:03.500540 |
1,072,534 | 3.731688 | http://www.sciencedaily.com/releases/2003/04/030430081939.htm | CAMBRIDGE, Mass. -- As a fiber, spider silk is so desirable that scientists have spent decades trying to find a way to mimic it. A team at MIT has been tackling the problem from two directions.
"The main goal is to be able to reproduce the enormous energy absorption and strength-bearing properties of spider silk," said... | 2026-02-03T19:13:23.802611 |
13,478 | 3.929542 | http://ew.edweek.org/nxtbooks/epe/ew_11092016/index.php?startid=16 | Education Week - November 9, 2016 - 16
What the Common Core Says
Five of the 32 common-core "anchor standards," the overarching goals that students are expected
to accomplish by the time they exit high school, refer to technology and the use of digital materials.
They're listed below, along with an example grade-specif... | 2026-01-18T12:39:21.073670 |
610,379 | 3.633714 | http://www.hotfreebooks.com/book/Ontario-Normal-School-Manuals-Science-of-Education-Ontario-Ministry-of-Education--2.html | Pupil's Problem versus Teacher's.—But it is important that the problem before the pupil at the beginning of the lesson should really be the pupil's and not the teacher's merely. The teacher should be careful not to impose the problem on the pupils in an arbitrary way, but should try to connect the lesson with an intere... | 2026-01-27T17:45:48.850206 |
59,731 | 3.538015 | http://phys.org/news/2011-10-decoding-early-martian-weather-carbonate.html | (PhysOrg.com) -- While geological evidence points to the presence of liquid water on Mars during the Noachian epoch (the period from 4.5 to 3.5 billion years ago), determining the temperature of that water a factor critical to the probability of its ability to support early life has hitherto been impossible. Recently, ... | 2026-01-19T05:48:05.173691 |
480,181 | 3.750101 | http://history.hanover.edu/courses/excerpts/111hob.html | Although he did not directly address the political conditions of England in Leviathan, Hobbes clearly thought that its message was essential to restore peace and order in his country. But Hobbes also had other ambitions in writing Leviathan. As his preface suggests, Hobbes was attracted to the new mechanical natural ph... | 2026-01-25T17:07:58.003460 |
883,800 | 4.094018 | http://ancientweb.org/index.php/explore/country/Scotland | It is believed that the first people who inhabited Scotland came from the south. What we know today is that they lived in shelters made of wood and skins and that they made different kinds of stone tools (arrowheads, blades, flakes and awls). They were nomadic communities who lived by hunting and fishing, and traces of... | 2026-02-01T02:05:56.126989 |
1,135,146 | 3.832941 | http://www.greenbizcafe.com.au/?p=2795 | In the video below, MIT researcher Andreas Mershin describes advances in producing photovoltaic cells based on waste plant material, such as grass clippings.
The work is an extension of a project begun eight years ago by Shuguang Zhang, associate director at MIT’s Center for Biomedical Engineering. Zhang extracted the ... | 2026-02-04T19:49:44.778964 |
620,550 | 3.955525 | http://nagt.org/econ/cooperative/whyuse.html | Why Use Cooperative Learning?
Will cooperative learning help students learn? Research has shown that students who work in cooperative groups do better on tests, especially with regard to reasoning and critical thinking skills than those that do not (Johnson and Johnson, 1989 ).
- "In extensive meta-analyses across hund... | 2026-01-27T21:10:33.398677 |
604,204 | 3.65151 | http://hubblesite.org/newscenter/archive/releases/2010/13/background/ | Hubble does not travel to stars, planets, and galaxies. It takes pictures of them as it whirls around Earth at 17,500 miles an hour.
In its 20 years of viewing the heavens, NASA's Hubble Space Telescope has made more than 930,000 observations and snapped over 570,000 images of 30,000 celestial objects.
In its 20-year l... | 2026-01-27T15:45:02.831619 |
199,436 | 3.647846 | http://en.wikipedia.org/wiki/Motor_coordination | Motor coordination is the combination of body movements created with the kinematic (such as spatial direction) and kinetic (force) parameters that result in intended actions. Motor coordination is achieved when subsequent parts of the same movement, or the movements of several limbs or body parts are combined in a mann... | 2026-01-21T07:44:40.098242 |
593,297 | 3.890792 | http://www.thunderbolts.info/wp/2012/03/14/the-dark-of-the-sun-2/ | Mar 15, 2012
Dark mode plasma phenomena exist on the Sun.
The image at the top of the page is the most detailed ever taken of the Sun’s chromosphere. The smallest features are 130 kilometers in size. Each spicule is about 480 kilometers in diameter, with a length of 3200 kilometers. The largest measure as much as 8000 ... | 2026-01-27T12:07:35.505879 |
214,062 | 4.082896 | http://www.fact-index.com/w/wa/war_of_the_austrian_succession.html | The War of the Austrian Succession (1740-1748). When Maria Theresa of Austria succeeded her father Charles VI, Holy Roman Emperor in his Hapsburg dominions in 1740 in accordance with the pragmaticae sanctiones (Pragmatic Sanction), she, as a woman, was seen as weak, and some other princes (such as Charles Albert of Bav... | 2026-01-21T12:49:36.251050 |
761,196 | 3.949912 | http://www.mentematematica.blogspot.com/ | lunes, 4 de agosto de 2008
Maths Is Fun
Explore primary and intermediate math, solve puzzles, and play games.
Enter in the Numbers section. You can work with numbers, its basic operations, fractions, decimals, percentages...
Try the Algebra section. It's very interesting and complete.
* Basic Operations and its order.
... | 2026-01-30T00:36:03.936572 |
34,096 | 3.96979 | http://en.wikipedia.org/wiki/Elephant | Temporal range: Pliocene–Recent
|African elephant in Mikumi National Park, Tanzania|
Elephants are large mammals of the family Elephantidae and the order Proboscidea. Traditionally, two species are recognised, the African elephant (Loxodonta africana) and the Asian elephant (Elephas maximus), although some evidence sug... | 2026-01-18T20:55:53.385129 |
564,116 | 3.715503 | http://www.ophea.net/article/helping-ontario%E2%80%99s-kids-get-game-how-%E2%80%9Cteaching-games-understanding%E2%80%9D-rearranging-rules-hpe | Helping Ontario’s Kids Get in the Game - How “Teaching Games for Understanding” is Rearranging the Rules in H&PE Classes
In Amherstburg, Ontario, Physical Education teacher Russell Minnis is using a rubber chicken to teach kids the basics of basketball... and hockey... and soccer... and lacrosse.
And while it may sound... | 2026-01-27T02:18:58.459868 |
440,262 | 3.736654 | http://www.huffingtonpost.com/2012/07/13/triboelectric-energy-rubbing-green-power_n_1668919.html | Where there’s power being produced, there are researchers looking into how it might be harvested and put to use, no matter how small the amount.
Take triboelectric charging – it’s what’s behind the shock you get when you shuffle across a carpeted room and then, say, grab the refrigerator door handle. Friction got you c... | 2026-01-25T01:02:09.074774 |
1,126,406 | 3.744874 | http://www.khanacademy.org/humanities/art-history/art-history-400-1300-medieval---byzantine-eras/islamic-art/a/the-kaaba | Prayer and pilgrimage
Pilgrimage to a holy site is a core principle of almost all faiths. The Kaaba, meaning cube in Arabic, is a square building, elegantly draped in a silk and cotton veil. Located in Mecca, Saudi Arabia, it is the holiest shrine in Islam.
In Islam, Muslims pray five times a day and after 624 C.E., th... | 2026-02-04T16:18:01.133356 |
1,034,183 | 3.717052 | http://en.wikipedia.org/wiki/Romanian_Campaign_(World_War_I) | Romania during World War I
The Romanian campaign was part of the Balkan theatre of World War I, with Romania and Russia allied against the armies of the Central Powers. Fighting took place from August 1916 to December 1917, across most of present-day Romania, including Transylvania, which was part of the Austro-Hungari... | 2026-02-03T05:21:38.368904 |
993,016 | 3.776561 | http://genomebiology.com/2001/2/6/spotlight-20010614-02 | The genome of Porphyromonas gingivalis, the bacterium that causes periodontitis or gum disease, has been fully sequenced by a team from The Institute for Genomic Research (TIGR) in Rockville, Maryland in collaboration with The Forsyth Institute in Boston, Massachusetts. Dennis Mangan and colleagues who completed the wo... | 2026-02-02T14:52:59.492681 |
147,286 | 3.906054 | http://www2.ucar.edu/atmosnews/research/2563/capturing-heat-islands-climate-models | September 9, 2010 | A team of scientists led by NCAR’s Keith Oleson has incorporated urban areas into a global climate model. The development is important because most models used for predicting future climate change do not account for the urban “heat island” effect. The study will be published in the International Jou... | 2026-01-20T12:28:58.430270 |
418,296 | 3.712265 | http://www.earallergy.com/ears-allergy/why-allergy-and-ear-disease/role-of-the-eustachian-tube/ | Role of the Eustachian Tube
The middle ear space is connected to the upper part of your throat. The openings are just about three-quarters of an inch behind your upper wisdom teeth. The tubes between the middle ear and the upper throat are called Eustachian tubes, and they are normally closed. They open whenever we swa... | 2026-01-24T16:23:26.843322 |
206,737 | 3.665931 | http://apod.nasa.gov/apod/ap010205.html | Discover the cosmos! Each day a different image or photograph of our fascinating universe is featured, along with a brief explanation written by a professional astronomer.
2001 February 5
Explanation: Why isn't this ant a big sphere? Planetary nebula Mz3 is being cast off by a star similar to our Sun that is, surely, r... | 2026-01-21T10:15:22.745625 |
984,011 | 3.749133 | http://www.reference.com/browse/docudrama | is a dramatization
of actual historical events.
Docudramas tend to demonstrate some or most of the following characteristics:
- A focus on the facts of the event being treated, as they are known;
- The use of literary and narrative techniques to flesh out or render story-like the bare facts of an event in history;
- A ... | 2026-02-02T11:51:14.663716 |
902,997 | 3.763375 | http://media.daimler.com/dcmedia/0-921-614216-1-1212813-1-0-0-0-0-0-11702-0-0-1-0-0-0-0-0.html | Airbags in cars have previously only been used as a restraint system for
the occupants. In the future they might also be a PRE-CRASH- component, activating an auxiliary brake in the vehicle floor and improving both deceleration and compatibility with the other vehicle involved in the accident.
Energy is not only reduci... | 2026-02-01T09:29:37.158507 |
480,116 | 3.593279 | http://www.nalms.org/home/publications/water-words-glossary/H.cmsx | The native environment or specific surroundings where a plant or animal naturally grows or lives. The surroundings include physical factors such as temperature, moisture, and light together with biological factors such as the presence of food or predator organisms. The term can be employed to define surroundings on alm... | 2026-01-25T17:06:19.463006 |
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