NASA Science News for July 20, 2001
On July 20, 1976, NASA's Viking 1 lander parachuted safely to the surface of Mars, revealing an alien world that continues to puzzle scientists and tempt explorers.
FULL STORY and GRAPHICS at:
http://science.nasa.gov/headlines/y2001/ast20jul_1.htm?list154233###
Contact: Tony Phillips[email protected]