New light clock concept explains time dilation in special relativity
Jul 05, 2007 |
4.5 / 5 (97) |
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Joseph West, a physicist at Indiana State University, has recently proposed a method for intuitively visualizing and calculating the time dilation effects in special relativity—one of the stranger concepts ...
Oldest DNA Ever Recovered Suggests Earth Was Warmer
Other Sciences / Archaeology & Fossils
Jul 05, 2007 |
4.7 / 5 (84) |
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Ancient Greenland was green. New Danish research has shown that it was covered in conifer forest and, like southern Sweden today, had a relatively mild climate. Eske Willerslev, a professor at Copenhagen ...
The Earth is smaller than assumed: German researchers
Space & Earth / Earth Sciences
Jul 05, 2007 |
4.3 / 5 (38) |
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Although the discrepancy is not large, it is significant: Geodesists from the University of Bonn have remeasured the size of the Earth in a long lasting international cooperation project. The blue planet is ...
Cassini Finds Hydrocarbons on Saturn's Moon Hyperion
Space & Earth / Space Exploration
Jul 05, 2007 |
4.4 / 5 (28) |
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NASA's Cassini spacecraft has revealed for the first time surface details of Saturn's moon Hyperion, including cup-like craters filled with hydrocarbons that may indicate more widespread presence in our solar ...
Biomedical engineers use electric pulses to destroy cancer cells
Jul 05, 2007 |
4.8 / 5 (20) |
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A team of biomedical engineers at Virginia Tech and the University of California at Berkeley has developed a new minimally invasive method of treating cancer, and they anticipate clinical trials on individuals with prostate ...
Do women really talk more than men?
Medicine & Health / Psychology & Psychiatry
Jul 05, 2007 |
3.4 / 5 (27) |
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Refuting the popular stereotype that females talk more than men, researchers at The University of Texas at Austin have found women and men both use an average of 16,000 words each day.
Kamchatka volcano blows its top
Space & Earth / Earth Sciences
Jul 05, 2007 |
4.5 / 5 (15) |
0
Klyuchevskoy (pronounced Kloo-shef-skoy), a stratovolcano located in the north central region of the Kamchatka Peninsula, is blasting ash up to 32,000 feet in the air, and has diverted air traffic headed toward ...
Young archaeologists dig up a mystery
Other Sciences / Archaeology & Fossils
Jul 05, 2007 |
4.5 / 5 (14) |
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A group of teenagers taking part in a Cambridge University archaeological dig have unexpectedly unearthed the mysterious remains of a woman who could be more than 1,000 years old.
Researchers Find Brain Pathway of Depression in Rats
Jul 05, 2007 |
4.4 / 5 (14) |
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Scientists' hunt for the cause of depression has implicated so many suspects and found so many treatments with different mechanisms that the condition remains an enigma. Now researchers at the Stanford University School of ...
How Pain Distracts The Brain
Jul 05, 2007 |
4 / 5 (15) |
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Anybody who’s tried to concentrate on work while suffering a headache knows that pain compellingly commands attention—which is how evolution helped ensure survival in a painful world. Now, researchers have pinpointed the ...
Researchers make discovery in molecular mechanics of phototropism
Jul 05, 2007 |
4.3 / 5 (12) |
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In a paper published in the Journal of Biological Chemistry, scientists at the University of Missouri-Columbia reported molecular-level discoveries about the mechanisms of phototropism, the directional growth of plants toward ...
Fossils of Asia's heaviest dinosaur found
Other Sciences / Archaeology & Fossils
Jul 05, 2007 |
4.2 / 5 (11) |
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Scientists have located and identified the fossils of Asia's heaviest dinosaur on record in China's Henan Province, a report said.
Sea anemone genome provides new view of our multi-celled ancestors
Biology /
Jul 05, 2007 |
3.8 / 5 (12) |
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The first analysis of the genome of the sea anemone shows it to be nearly as complex as the human genome, providing major insights into the common ancestor of not only humans and sea anemones, but of nearly ...
Butterfly's DNA may alter Ice Age data
Biology /
Jul 05, 2007 |
4.4 / 5 (10) |
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Discoveries of a butterfly species' DNA in the Far East and Western Europe may rewrite the known history of the Pleistocene Ice Age.
Mom's Own Weight May Determine Baby's Size, Overall Health
Jul 05, 2007 |
4.3 / 5 (8) |
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Video games and snack food have taken the brunt of the blame for the rising childhood obesity epidemic.
