Scientists propose the kind of chemistry that led to life
Jun 08, 2007 |
4.3 / 5 (46) |
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Before life emerged on earth, either a primitive kind of metabolism or an RNA-like duplicating machinery must have set the stage – so experts believe. But what preceded these pre-life steps?
Scientists reveal how supermassive black holes bind into pairs during galaxy mergers
Jun 08, 2007 |
4.6 / 5 (31) |
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Picture the Milky Way galaxy-a disk of stars and gas, a stellar spheroid and an enormous halo of dark matter. It spirals around a black hole that is supermassive-about three million solar masses. The Milky ...
Super fruit fly may lead to healthier humans
Biology /
Jun 08, 2007 |
4.8 / 5 (24) |
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In a triumph for pests, scientists have figured out how to make the fruit fly live longer. But humans still may get something out of the deal. As reported online in Nature Chemical Biology, the discovery that a single protei ...
DNA damage to stem cells is central to ageing
Jun 08, 2007 |
4.7 / 5 (24) |
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DNA damage is a major mechanism behind the loss of adult stem cells over time, according to a Nature paper by Oxford University researchers and international colleagues.
Calorie density key to losing weight
Jun 08, 2007 |
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Eating smart, not eating less, may be the key to losing weight. A year-long clinical trial by Penn State researchers shows that diets focusing on foods that are low in calorie density can promote healthy weight loss while ...
Research deciphers 'déjà-vu' brain mechanics
Jun 08, 2007 |
3.8 / 5 (25) |
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Neuroscientists at the Picower Institute for Learning and Memory at MIT report in the June 7 early online edition of Science that they have identified for the first time a neuronal mechanism that helps us rapidly distinguish simila ...
New collaborative research reveals chimpanzees can sustain multiple-tradition cultures
Biology /
Jun 08, 2007 |
4.3 / 5 (19) |
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Scientists have long wondered if local animal cultures exist, and now, based on findings by researchers at the Yerkes National Primate Research Center at Emory University, the University of Texas and St. Andrews ...
U.S. drought spreading in South and West
Jun 08, 2007 |
4 / 5 (13) |
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Drought now covers more than a third of the continental United States and is spreading, it was reported Friday.
Ticks challenge climate theory
Biology /
Jun 08, 2007 |
3.8 / 5 (8) |
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As key players in the spread of disease ticks aren’t exactly man’s best friend but, according to Oxford University scientists, they may offer a vital clue that climate change is not to blame for an upsurge in many human diseases.
A wider range of sounds for the deaf
Jun 08, 2007 |
4.8 / 5 (6) |
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More than three decades ago, scientists pursued the then-radical idea of implanting tiny electronic hearing devices in the inner ear to help profoundly deaf people. An even bolder alternative that promised superior results ...
Rise in suicides by children in Japan
Jun 08, 2007 |
4.1 / 5 (7) |
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A record number of children and teenagers killed themselves last year in Japan, it was reported Friday.
Salty oceans provide early warning for climate change
Space & Earth / Earth Sciences
Jun 08, 2007 |
4.7 / 5 (6) |
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Monitoring the saltiness of the ocean water could provide an early indicator of climate change. Significant increases or decreases in salt in key areas could forewarn of climate change in 10 to 20 years time. Presenting their ...
Boosting key milk nutrients may protect against cancer
Jun 08, 2007 |
3.7 / 5 (7) |
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Key milk nutrients, calcium and vitamin D, may do more than just help keep your bones strong. Increasing intake of calcium and vitamin D could reduce the risk for cancer in women by at least 60 percent, according to a new ...
Alien caterpillars found on Oahu
Biology /
Jun 08, 2007 |
3.5 / 5 (6) |
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An invasive caterpillar with a nasty sting has turned up on the Hawaiian island of Oahu.
$8.3 million awarded for biofuels research
Jun 08, 2007 |
4.8 / 5 (4) |
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The U.S. Agriculture and Energy departments have selected 11 projects for awards totaling $8.3 million for bio-based fuels research.
