Experiments show that biomolecules trapped in pure ice could withstand the harsh radiation of Mars for tens of millions of ...

The tests also revealed that the ditches only develop on dunes with very fine, evenly sized sand grains. Coarser or more jagged material prevents the burrowing motion, which could explain why the ...

New research shows that dry ice blocks, not water or life, may be responsible for the mysterious gullies carved into Mars’ ...

A study led by NASA and Penn State researchers has shown that organic molecules could endure for tens of millions of years ...

Could ancient microbes still be hiding on Mars—preserved for millions of years in ice? A new NASA and Penn State study ...

A discovery in V883 Orionis' planet-forming disk suggests Earth's water could have come from ancient interstellar ice that ...