River erosion can shape fish evolution, study suggests

If we could rewind the tape of species evolution around the world and play it forward over hundreds of millions of years to the present day, we would see biodiversity clustering around regions of tectonic turmoil. Tectonically ...

Biden unveils federal broadband stimulus projects

(AP) -- Vice President Joe Biden on Thursday announced the first $182 million in federal stimulus money for 18 projects to expand high-speed Internet networks in rural areas and other underserved communities.

Aqua satellite sees severe weather in northwest Georgia

Northwestern Georgia felt the effects of severe weather season yesterday, May 27, as severe thunderstorms brought heavy rainfall, gusty winds and reports of a tornado. NASA's Aqua satellite provided an infrared look at that ...

Salamanders shrinking as their mountain havens heat up

Wild salamanders living in some of North America's best salamander habitat are getting smaller as their surroundings get warmer and drier, forcing them to burn more energy in a changing climate.

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