For decades, the case for sending people to Mars has rested on a mix of romance, rivalry, and raw curiosity. Now a cluster of new findings and a sweeping scientific roadmap have turned that dream into ...
By Will Dunham WASHINGTON, April 21 (Reuters) - Performing a type of experiment never before tried beyond Earth, NASA's ...
WASHINGTON, April 15 (Reuters) - There is a lot of evidence from orbiting satellites and surface rovers indicating that liquid water was present long ago on the surface of Mars in the form of ponds, ...