Top news for December 21, 2008

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Catalyzing the community: Chemists and Navajo leaders educate on clean water

Utah mountain ranges may store a billion tons of hidden ice

Team identifies an evolutionarily conserved enhancer that regulates tendon and ligament development

On this day in space! Aug. 25, 1997: NASA launches Advanced Composition Explorer to track solar wind and so much more

NOAA issues geomagnetic storm watch as CMEs head toward Earth — northern lights possible Aug. 27-28

The bubbling surface of doomed supergiant star Betelgeuse has been revealed like never before

2 people die of measles in Pennsylvania as vaccination rates drop across the nation

'You just saved the video dish': Two astronauts complete spacewalk to replace ISS antenna

Reusable stencils create clean carbon nanotube patterns in single-stage process

Experimental Drug Makes Obese Mice Burn Fat Without Losing Muscle – Or Eating Less