Scientists believe intriguing leopard spots on a rock sampled by the Perseverance rover on Mars last year may have ...

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

NASA’s Perseverance rover made a thrilling discovery on Mars: a rock sample containing minerals that on Earth are tied to ...

Jezero Crater’s rocks reveal three stages of water activity, shifting from hostile acidic fluids to more life-friendly ...

The Perseverance rover’s new findings set the stage for bringing Martian samples back to Earth to test whether microbes once ...

Until recently, we could only study geology by looking at rocks on Earth and the Moon —well, and the rare meteor or two that ...

A planetary scientist walks through the sensors and systems that went into the recent detection of potential biosignatures.

New research using NASA's Perseverance rover has uncovered strong evidence that Mars' Jezero Crater experienced multiple ...

Taking a new look at a very old mudstone on Mars, scientists believe they have found a potential biosignature, indicating ...

NASA’s Perseverance rover has delivered its most compelling clue yet in the search for life on Mars. A rock sample called ...

NASA’s Perseverance rover detects potential biosignatures in Jezero Crater sample Discovery published in Nature marks closest ...

Minerals in the rock might have been produced by microbes in chemical reactions, but researchers say they’ll need to examine ...