Tharsis and Elysium may have received ten times more formaldehyde than average as water shaped the chemistry of ancient Mars.

New research into the interior of Mars further emphasizes that the Red Planet is a world of two very different halves.

Curiosity rover Mars discovery: NASA's rover found disc-shaped mineral features on Mount Sharp that may preserve ancient water chemistry. For the first time, it will drill above a key geological ...

Taken by the Mars Express High Resolution Stereo Camera, this view of Korolev crater near the north pole of Mars comprises ...

One of the great unsolved problems in modern planetary science is written on the surface of Mars. Mars has canyons that were carved by rivers, so it was once warm enough for liquid water. How—and ...

The Mars we know today is a cold, dry world of dust and rocks. However, around 3.8–3.6 billion years ago, it may have looked ...

After more than 70 successful flights, a broken rotor ended the remarkable and groundbreaking Ingenuity helicopter mission on Mars. Now, NASA is considering how a larger, more capable helicopter could ...

NASA’s Curiosity rover marked 5,000 Martian days by capturing morning and afternoon views that were blended into a striking ...

When astronauts set foot on Mars, it will be one of humanity’s greatest milestones. These first steps will be the result of decades of research, engineering, and imagination coming together, marking ...