Science

On Sept. 3, 2006, a spectator watched the aurora borealis rise above the Alaska Range in Denali National Park, Alaska.
The mysterious sudden brightening and wavelike movements of the aurora borealis, also called the Northern Lights, are caused by periodic explosions of magnetic energy 80,000 miles above Earth, NASA researchers reported. (By M. Scott Moon -- Associated Press)
Exploring Antarctica
The frozen landscape, dry valleys and active volcanoes that make up Antarctica provide a living laboratory for scientific study and a wondrous journey for those traveling to the ends of the Earth. Experience the continent with this special report.
View Multimedia »

Trarnscript

Science: Searching for Extraterrestrial Life

Washington Post staff writer Marc Kaufman was online with planet-hunter Paul Butler, to discuss the search for alien life.


Warming Alters Predator-Prey Balance

Scientists tracking wolves in world's longest-running "single predator-single prey" study fear that the Isle Royale, Mich. wolves could become extinct because of global warming.


More Science Headlines

AIDS Funding Binds Longevity of Millions to U.S.:  Open-Ended Commitment of Money Is Implied (Post, July 26, 2008; Page A01)

Search for Alien Life Gains Impetus (Post, July 20, 2008; Page A01)

Discoveries Out There Require Preparation Right Here (Post, July 20, 2008; Page A10)

Older Americans Happier Than Thought:  - (Post, July 14, 2008; Page A04)

Sports Parents
Go Berserk
(By Shankar Vedantam, July 14, 2008; Page A02)

USDA Rule Change May Lead To Crops on Conserved Land (Post, July 11, 2008; Page A02)

Latest Wire Reports

Scientists expose mystery behind northern lights
(AP, July 25, 2008; 7:31 AM)

Scientists expose mystery behind northern lights
(AP, July 25, 2008; 1:34 AM)

Scientists recover complete dinosaur skeleton
(AP, July 24, 2008; 3:21 PM)

N.M. cavers chart unique `snowy' river of crystals
(AP, July 24, 2008; 7:16 AM)

Unknown disease killing off Florida's state tree
(AP, July 23, 2008; 5:50 PM)
More Stories

© 2002 - 2008 The Washington Post Company