NASA has lost contact with its MAVEN spacecraft that has been orbiting Mars for more than a decade. Here's what we know.
Climate Compass on MSN
NASA says Mars rock shows the strongest evidence yet that ancient life may have existed
For decades, scientists have wondered whether life ever existed beyond Earth. Now, a discovery on Mars might finally bring us ...
Some results have been hidden because they may be inaccessible to you
Show inaccessible results
Feedback