A rock on Mars spilled a surprising yellow treasure after Curiosity accidentally cracked through its unremarkable exterior.

Mars just dropped a surprise golden nugget —literally. Curiosity accidentally cracked open an ordinary-looking rock, only to ...

Humans are determined to discover more details about Mars, Earth's neighboring planet, which seems to hide many secrets. So ...

A rock on Mars spilled a surprising yellow treasure after Curiosity accidentally cracked ... of pure sulfur just hanging about on the Martian surface suggests that there's something pretty big ...

The water-rich iron mineral ferrihydrite may be the main culprit behind Mars's reddish dust, rather than the dry, rust-like ...

With new data coming in from Mars, scientists have a new theory about why the planet is red. What does this mean for whether ...

A few weeks later, Curiosity imaged another set of wave ... discovered ripples formed by water flowing across the surface of ancient Mars, but it was uncertain if that water ever pooled to form ...

Their discovery showed that even tucked away in our innards – in the walls of our stomachs, subjected to vinegar-like pH ...

This image of Mars' Valles Marineris hemisphere, captured on July 9, 2013, is a composite created from 102 images taken by ...

Researchers are creating advanced simulations that will provide a deeper understanding of Mars's climatic history and help to ...

These latter clouds are what can take on an iridescent sheen—in the case of last month’s recording, they formed between an altitude of 37-50 miles above the surface ... above specific regions of Mars.