09/06/2008

For Hurricanes, Storms, Raindrop Size Makes All the Difference

When Tropical Storm Gaston hit Richmond, Va., in August 2004, its notable abundance of small and mid-sized raindrops created torrential rains that led to unexpected flash flooding throughout the city and its suburbs. New ...

Phoenix Vibrates Soil on Oven Door

This animation shows a sample of Martian soil resting on a screen over the opening to one of the eight ovens of the Thermal and Evolved-Gas Analyzer instrument on Phoenix. After vibration, the soil slumped almost imperceptibly ...

Getting wrapped up in solar textiles

Sheila Kennedy, an expert in the integration of solar cell technology in architecture who is now at MIT, creates designs for flexible photovoltaic materials that may change the way buildings receive and distribute energy.

RNA induction of an epigenetic hereditary pathology

A new study shows that microinjection of RNA molecules into mouse embryos induces a hereditary form of cardiac hypertrophy that is similar to human hypertrophic cardiomyopathy (HCM). The research, published by Cell Press ...

Mixing and matching genes to keep nerve cells straight

With fewer than 30,000 human genes with which to work, Nature has to mix and match to generate the myriad types of neurons or nerve cells needed to assemble the brain and nervous system. Keeping this involved process on the ...

Sniffing out a broad-spectrum of airborne threats in seconds

Scientists in California are reporting successful laboratory and field tests of a new device that can sniff out the faintest traces of a wide range of chemical, biological, nuclear, and explosive threats - and illicit drugs ...

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