Mars may have once possessed an ocean at least as large as Earth's Arctic Ocean, a new study suggests. Previous research ...

A rover recently captured sounds of lightning crackling on Mars, over a decade after scientists uncovered the first evidence ...

Mars, now a dusty world of rusted rock and thin air, once carried enough water to transform its face into something far more ...

Using images from cameras on Mars orbiters, an international research team has discovered structures on Mars that are very ...

MARS was not always the beaming red we’re so used to seeing in space. Scientists have revealed that it was actually a “blue ...

Ancient Mars is starting to look less like a scattered patchwork of dried-up valleys and more like a planet once ruled by continent-scale rivers. For the first time, scientists have traced giant ...

Humans haven’t set foot on Mars — yet — but we’ve already got the maps drawn up. A new map released earlier this month shows the Red Planet in all its dusty glory. The map was created with real photos ...

"We did the simplest thing that could be done — we just mapped them and pieced them together." When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works.

(CNN) — Data from a retired NASA mission has revealed evidence of an underground reservoir of water deep beneath the surface of Mars, according to new research. A team of scientists estimates that ...

NASA scientists have found evidence that Mars’ crust is not as dense as previously thought, a clue that could help researchers better understand the Red Planet’s interior structure and evolution. A ...