Mars has long captured humanity’s imagination, especially given the tantalizing evidence of ancient river valleys and ...

Mars, a planet once capable of sustaining liquid water and harboring flowing rivers, today stands as a frozen desert. For ...

NASA's Perseverance rover is digging deeper into Mars' geologic past as it begins grinding into rock surfaces to expose ...

An analysis led by the University of Chicago of Mars Science Laboratory Curiosity rover data may explain why the planet was ...

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

The thick, mineral-rich layers of clay found on Mars suggest that the Red Planet harbored potentially life-hosting ...

Mars is clearly not habitable to humans. And there’s always the possibility that life we know on Earth is not the only kind of possible life. In that case, ...

Analyzing powdered samples drilled from the interior of a sedimentary rock, the Curiosity Mars rover has detected traces of the chemicals and compounds necessary for a habitable environment in the ...

A new way of making Mars habitable has been announced by a team of scientists led by Harvard's Robin Wordsworth. Researchers say just a thin layer of an aerogel—a porous, lightweight synthetic ...

Earth is the only currently habitable planet in our solar system, but that’s never stopped scientists from proposing ways to make Mars a little more human-friendly. In a 1971 paper, astronomer ...

Mars might have been habitable between 3.8 and 3.1 billion years ago—right around the time that life got started on Earth. Read on.

Science Mars’ red color may be related to a habitable past: study The Red Planet may have had an abundance of water billions of years ago ...