"We did the simplest thing that could be done — we just mapped them and pieced them together." ...

Mars once looked far more like Earth, with a thicker atmosphere and liquid water pooling on its surface, yet today it is a ...

"We think these could be evidence of an ancient warmer and wetter climate where there was rain falling for millions of years.

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.

NASA's Perseverance rover has for the first time helped scientists confirm that electrical sparks often ignite within ...

"The first human landing on Mars will be the most significant moment for human space exploration since we first set foot on ...

The first global atlas of Martian watersheds reveals 16 huge ancient river systems that once shaped Mars and may hold clues ...

As humanity prepares to take its first steps on Mars, a comprehensive report released by the National Academies of Sciences, ...