For nearly 150 years, scientists have been baffled by the bicycle. How is it possible that a moving bicycle can, all by itself, be so stable?
Engineering
Sep 20, 2007
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On the world's coldest continent of Antarctica, the landscape is so vast and varied that only satellites can fully capture the extent of changes in the snow melting across its valleys, mountains, glaciers and ice shelves. ...
Earth Sciences
Sep 20, 2007
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Astronomers have found evidence that stars have been forming in a long tail of gas that extends well outside its parent galaxy. This discovery suggests that such "orphan" stars may be much more prevalent than previously ...
Astronomy
Sep 20, 2007
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In the battle against bacteria, researchers have scored a direct hit. They have made a discovery that could shorten the road to new and more potent antibiotics.
Sep 20, 2007
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The wisest energy strategy for the United States, and indeed other countries facing similar challenges, is to move away from their reliance on large-scale centralized coal and nuclear plants, and instead, invest in renewable ...
Environment
Sep 20, 2007
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Every now and then a space rock hits the world's media – sometimes almost literally. Threatening asteroids that zoom past the Earth, fireballs in the sky seen by hundreds of people and mysterious craters which may have ...
Space Exploration
Sep 20, 2007
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Researchers have found that bats have a special ability to detect the polarity of a magnetic field, meaning that the creatures can tell the difference between north and south. The only other animal known to have this ability ...
Researchers have discovered that even the gruesome and brutal lifestyle of the Evarcha culicivora, a blood gorging jumping spider indigenous to East Africa, can’t help but be tempted by that ‘big is beautiful’ mantra ...
Sep 20, 2007
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The nations of Asia and the Pacific are being urged to study the issue of biofuels with greater care before deciding on how they will use their agricultural products to generate energy.
Environment
Sep 20, 2007
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The Bill & Melinda Gates Foundation, based in Seattle, has announced $280 million in grants to fight a growing tuberculosis problem.
Other
Sep 20, 2007
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