NASA’s Mars rover finds organic signals in mudstone that resemble microbial activity, sparking new debate over life on the ...

Small lakes on ancient Mars may have remained liquid for decades, even with average air temperatures well below freezing.

NASA lost communication with its MAVEN probe nearly a month ago, and efforts to re-establish a connection have been futile.

A newly identified region on Mars may hold the key to future human landings. Researchers found evidence of water ice less ...

Thanks to Einstein’s relativity, time flows differently on Mars than on Earth. NIST scientists have now nailed down the ...

ESA images show a large meteoroid strike on Apollinaris Mons, leaving more than 100 mysterious moving dust marks on Mars.

Scientists have found evidence of enough liquid water on Mars to cover the entire planet with an ocean a mile deep, according to new research published Monday, and which scientists said could, in ...

For centuries – maybe millennia – humans have wondered how Mars gets its red hue, but a recent study has some answers.

NASA’s Curiosity rover will go dark for a few weeks due to a conjunction between Earth and Mars, blocking communication ...

Humans have long imagined life on Mars, but what if the red planet actually delivered life to Earth in the first place?