Today's Top Science News

Monday, March 15, 2010

Silk Structure Analysis Explains Paradox of Super-Strength; Could Lead to Even Stronger Synthetic Materials

Spiders and silkworms are masters of materials science, but scientists are finally catching up. Silks are among the toughest materials known, stronger and less ...  > full story
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To Arctic Animals, Time of Day Really Doesn't Matter

In the far northern reaches of the Arctic, day versus night often doesn't mean a whole lot. During parts of the year, the sun does not set; at other times, it's just the opposite. A new study shows that Arctic reindeer have come up ...  > full story
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Why Surprises Temporarily Blind Us

New research reveals for the first time how our brains coordinate two different types of attention and why we may be temporarily blinded by surprises. ...  > full story
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Discovery of Cellular 'Switch' May Provide New Means of Triggering Cell Death, Treating Disease

Scientists have discovered a previously unknown cellular "switch" that may provide researchers with a new means of triggering programmed cell death, ...  > full story
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Scientists Identify Driving Forces in Human Cell Division

Using a novel imaging system for quantifying aspects of cell division in three dimensions, scientists have discovered new interactions between sister kinetochores -- the protein ...  > full story
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Human Cells Exhibit Foraging Behavior Like Amoebae and Bacteria

When cells move about in the body, they follow a complex pattern similar to that which amoebae and bacteria use when searching for food, researchers have found. ...  > full story
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Small Dogs Originated in the Middle East, Genetic Study Finds

A genetic study has found that small domestic dogs probably originated in the Middle East more than 12,000 years ago. Researchers have traced the evolutionary history of the IGF1 gene, finding ...  > full story
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Genome Analysis of Marine Microbe Reveals a Metabolic Minimalist

Flightless birds, blind cave shrimp, and other oddities suggest a "use it or lose it" tendency in evolution. In the microbial world, an unusual marine microorganism appears to have ditched several ...  > full story
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Fossil Bird Eggshell Provides Source of Ancient DNA

Scientists have successfully isolated ancient DNA from fossil eggshell remains of extinct birds for the first time. ...  > full story
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Biologists Find Proof of First Confirmed Species of Monogamous Frog

Amphibians may be a love 'em and leave 'em class, but one frog species defies the norm, scientists have found. Biologists have discovered in Peru the first confirmed species of monogamous ...  > full story
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