Archive: 05/16/2007

Frictional heating explains plumes on Enceladus

Rubbing your hands together on a cold day generates a bit of heat, and the same process of frictional heating may be what powers the geysers jetting out from the surface of Saturn's moon Enceladus.

May 16, 2007
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Nutrition and heredity are genetically linked

A challenging goal in biology is to understand how the principal cellular functions are integrated so that cells achieve viability and optimal fitness under a wide range of nutritional conditions. Scientists from the French ...

May 16, 2007
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Hives ferment a yeasty brew, attract beetle pest

The honeybee's alarm signal may not only bring help, but also attract the small hive beetle. Now, an international team of researchers has found that small hive beetles can detect some alarm pheromones at levels below that ...

May 16, 2007
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Mechanism of microRNAs deciphered

Over 30% of our genes are under the control of small molecules called microRNAs. They prevent specific genes from being turned into protein and regulate many crucial processes like cell division and development, but how they ...

May 16, 2007
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