Billions of years ago, environmental conditions on Mars were significantly more hospitable than they are today. Our ...

Viking 1 kicked off the search for Martian life 50 years ago. Now NASA’s shifting priorities are putting the quest in limbo.

Tiny life forms tucked into debris from an asteroid hit could catapult to other planets—including Earth—and survive, a new Johns Hopkins University study finds. The work demonstrates that a certain ...

Recent discoveries have unveiled the existence of hidden caves on Mars, raising intriguing questions about the potential for alien life forms. These findings, announced on November 13, 2025, are ...

Seven organic molecules that have never been seen before on Mars just turned up inside a single rock — and one is a precursor ...

NASA's Curiosity Mars rover has discovered never-before-seen organic compounds that may indicate there was once life on the red planet. The nuclear-powered robot uncovered a diverse mix of organic ...

While life on Mars (and Venus) has long been an obsession for those wondering if we're alone, there are other places in our ...

NASA recently shared a photo that details the vastly different landscapes its Curiosity and Perseverance rovers have spent years traversing on Mars.

A lot of money and engineering time has been invested in transporting humans to the red planet, including more than $15 billion on Starship development. Musk envisions a flotilla of several thousand ...

The redemption of Viking: Did the 50-year-old mission to Mars find life or not? How NASA’s 1975 mission to Mars led to decades of scientific controversy and confusion over the existence of life on ...