Rocks that stood out as light-colored dots on the reddish-orange surface of Mars now are the latest evidence that areas of ...

NASA's Perseverance rover has accidentally detected lightning-like electrical discharges on Mars, a breakthrough in understanding the planet's climate. These tiny static shocks, caused by dust ...

Mars has always been a curious planet, often overshadowed by its larger neighbors, but recent research suggests that the Red ...

NASA’s Perseverance rover discovered unusual bleached rocks in Mars’ Jezero Crater that indicate the planet once had a warm, wet climate. Purdue University researchers analyzed the rock fragments and ...

Small, pale spots on the reddish-orange landscape of Mars have turned out to be a new clue that parts of the planet may once ...

Earth's climate has swung between ice ages and warmer periods for millions of years, driven by subtle changes in our planet's ...

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.

Until recently, Mars was studied only through telescopes and some data that was recorded from early spacecraft. It was thought that Mars' polar regions were the only significant reservoirs of ice, ...

NASA has lost contact with its MAVEN spacecraft that has been orbiting Mars for more than a decade. Here's what we know.