The intriguing chemistry of a rock collected by the Perseverance rover could trace to microbial activity—or not ...

Since its arrival on the Martian surface five years ago, NASA’s Perseverance rover has been busy scouring the Red Planet for ...

In “The Decline and Fall of the Human Empire,” Gee examines the many reasons why the human race finds itself in multiple ...

A rock on Mars that may hold clues about ancient microbial life on the Red Planet continues to puzzle scientists.

A strange rock on Mars is raising new questions about the possibility of ancient microbial life on the Red Planet. According ...

NASA’s Perseverance rover found large crystals of quartz with a high purity on Mars, which probably had to have formed in the ...

If Mars ever hosted microorganisms in its bygone oceans, their fossils might still be preserved in minerals—and now, we have ...

The most significant change since those 1970's experiments were conducted was the discovery of high levels of perchlorate on Mars. Perchlorate, plus abiotic oxidants, explains the Viking results and ...

In the next decade, space agencies plan to bring rock samples from Mars to Earth. But what if these rocks contain alien ...

Step aside, Santa Monica. It seems that Mars once had beaches that would give the Californian coast a run for its money.

We often forget how wonderful it is that life exists, and what a special and unique phenomenon it is. As far as we know, ours ...

This process challenges traditional methods of life detect... Scientists have identified regions on Mars where conditions might support microbial life beneath the surface. Seasonal methane ...