Why is Mars barren and uninhabitable, while life has always thrived here on our relatively similar planet Earth?

Peter C. Theisinger with a model of the Spirit rover shortly after Spirit and its twin, Opportunity, landed on Mars in January 2004. Kevork Djansezian/Associated Press ...

Pete Theisinger, the longtime employee of NASA’s Jet Propulsion Laboratory who led the Spirit, Opportunity and Curiosity rover missions to Mars, died June 26 after a long illness. He was 78.

New findings by NASA's Mars rover Curiosity complicate what scientists thought they knew about when the planet dried up for good.

"One of the most successful and enduring feats of interplanetary exploration, NASA's Opportunity rover mission is at an end after almost 15 years exploring the surface of Mars and helping lay the ...

This video explores NASA's successful transportation of their latest rover to Mars in 2020, highlighting the process and ...

Mars rover drivers face a steep and slippery slog out of a crater What’s it like to be one of the few on Earth who can drive a rover on Mars?

Peter Theisinger worked on missions to six planets and landed three NASA rovers on Mars. Colleagues remember him as a giant at JPL, where he made a major mark over 50 years.

The new images by the Curiosity rover on Mars show "dramatic evidence" of ancient groundwater in crisscrossing low ridges, NASA said.

NASA's Curiosity rover has found evidence that conditions on the planet Mars may have been hospitable for life.

Technology which will be used in the search for evidence of life on Mars has been tested in the Scottish Highlands. The European Space Agency (ESA) plans to send a robotic rover to the Red Planet ...

Curiosity rover is hunting for microbial life on Mars. NASA reconnaissance orbiter snapped its first-ever image of Curiosity moving across the planet.