Has global warming research misinterpreted cloud behavior?

Climate experts agree that the seriousness of manmade global warming depends greatly upon how clouds in the climate system respond to the small warming tendency from the extra carbon dioxide mankind produces.

New research refutes myth of pure Scandinavian race

A team of forensic scientists at the University of Copenhagen has studied human remains found in two ancient Danish burial grounds dating back to the iron age, and discovered a man who appears to be of arabian origin. The ...

Interfering with the Global Positioning System

You can't always trust your GPS gadget. As scientists have long known, perplexing electrical activity in the upper atmospheric zone called the ionosphere can tamper with signals from GPS satellites.

Brightest X-ray Vision at the Nano-scale

Technology-development studies at Cornell University and Jefferson Laboratory are showing how to use the brightest X-ray light ever generated for the scientific examination of everything from human proteins to forged art.

Astronauts Check Out Japanese Robotic Arm

With the third and final spacewalk completed Sunday, the Expedition 17 and STS-124 crews are heading into the home stretch of their joint mission.

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