Gases rising from deep within the Earth are fueling the world's highest-known microbial ecosystems, which have been detected near the rim of the 19,850-foot-high Socompa volcano in the Andes by a University of Colorado at Boulder research team.

A senior campaign official for Republican U.S. presidential nominee John McCain says The New York Times "is not a journalistic organization." Steve Schmidt made the declaration on a conference call with reporters Monday, the Washington Web site Politico said.

Glacier Study Suggests How Life Could Have Flourished On Mars

By Susan Page and Martha T. Moore ST. PAUL -- Call it McCain's Gamble. The Republican presidential candidate is pulling bigger crowds and a gusher of cash to his campaign since his unexpected pick Friday of Alaska Gov. Sarah Palin as his running mate.

By Liz Sidoti Associated Press WASHINGTON -- John McCain calls himself an underdog. That may be an understatement.