Article: Life on Mars: the search continues. (includes a time line on Mars explorations and a related article on life in the Solar System)

Startling Evidence of Past Life on Mars Rocks the Science World." Those were the headlines last August when astronomers announced they'd found "fossils" of ancient life forms in a potato-sized rock from the "Red Planet." Now NASA is sending a fleet of 10 robotic spacecraft--the first since Viking landers explored Mars' surface in 1976--to "dig" for more evidence.

NASA scientists had planned the first two missions well before last summer's big discovery. The Mars Global Surveyor is set for launch next month. By next September, it will begin orbiting Mars, taking detailed photos of the planet's surface. The Mars Pathfinder, due to launch in December, will land on ...

Related newspaper, magazine, and journal articles:

 
 
Newsweek Harper's Magazine The Washington Post Chicago Tribune Crain's Chicago Business PRNewswire Pediatric News The Nation Advertising Age The Economist (US) A FREE trial gives you access to over 80 million articles! Access over 6,500 publications with a FREE trial!