NASA's plans for Mars sample return are effectively cancelled as part of a bill approved by the U.S. Congress, ending efforts ...

In a quiet corner of an ancient riverbed on Mars, a speckled rock has pushed the search for extraterrestrial life into its most tantalizing phase yet. NASA now says the layered stone, drilled by the ...

Congress has handed NASA a rare reprieve, rejecting deep proposed cuts and approving a budget that keeps much of the agency’s ...

NASA joins ESA's ExoMars Rosalind Franklin rover mission to Mars, guaranteeing launch in 2028 to search for life on the Red ...

If life ever existed on Mars, traces of it might still be frozen beneath the planet's icy surface. A new study from NASA and Penn State University suggests fragments of biomolecules from ancient ...

A study by scientists at Penn State and NASA shows that intact biomolecules from dormant microbes break down much more slowly ...

Black swans entered the public vernacular in 2007 with the publication of Nassim Nicholas Taleb’s The Black Swan: The Impact of the Highly Improbable. Black swans are unexpected events, outliers ...

The image is a composite of 2 panoramas taken at different times of day, with color added for artistic interpretation. Curiosity has been exploring Mars for over a decade, searching for signs that the ...

A few weeks ago, the rover Perseverance found potential signs of life on Mars. Again. I’m getting tired of scientists getting so worked up about potential life on Mars. First, it was potential signs ...

NASA's Perseverance robot, depicted here landing on the Martian dunes, used its cutting-edge cameras to image what could be the first evidence of life ever detected on Mars, opening the possibility ...