Mars’s Coloe Fossae reveals a landscape shaped by ancient ice ages, with deep valleys, cratered terrain, and frozen debris flows preserved from a time when the planet’s climate dramatically shifted.

Experiments show that biomolecules trapped in pure ice could withstand the harsh radiation of Mars for tens of millions of years. If life ever existed on Mars, traces of it might still be frozen ...

NASA’s Curiosity rover has just made a significant discovery during its latest mission on Mars, capturing the attention of space enthusiasts and scientists alike. As part of its ongoing exploration, ...

If there ever was life on Mars—and that's a huge "if"—conditions during the planet's infancy most likely would have supported it, according to a study led by University of Arizona researchers. NASA's ...