Mars is famous for its red sky, but NASA’s images reveal moments when the planet glows blue near sunrise and sunset. Dust, ...

What can Mars’ red hue that’s been observed for thousands of years teach us about when water existed on its surface potentially millions, or even billions, of years ago? This is what a recent study ...

NASA's Mars rover Curiosity has captured a magnificent postcard from the Red Planet — a 360-degree color view that offers a glimpse of the rover's colorful and apparently diverse surroundings.

Although people generally refer to it as the Red Planet, Mars is not actually red. Sure, seen from afar, it may look a bit reddish, due to the oxidation of the iron present in surface layers, but its ...

We may have been wrong about how Mars got its characteristic red hue, a new study reveals. The Red Planet owes its ruddy complexion to rusted iron minerals, dispersed across billions of years by winds ...

Mars will debut a version of M&M's made without artificial dyes in August, but the bags will be missing two of the candy's classic colors — blue and brown — as the company struggles to replicate those ...

Mars' distinctive red color comes from the mineral ferrihydrite, which only forms in the presence of cool water, a new study claims. Ferrihydrite also forms at a lower temperature than other minerals ...

The European Space Agency's Mars Express has spotted a swath of metallic-looking waves filling Mars's large Kaiser Crater—an ...

The candy giant is introducing synthetic-dye-free products as major food brands respond to pressure over artificial colors. MAHA is shaking up your bag of M&M’s.

We’ve always known Mars as the Red Planet — but it turns out, we may have had the reason why wrong. If so, it could revise much of what we know about the history of our smaller neighbor planet. In a ...

PASADENA, CALIF. — Less than a year since beginning the prime science phase of its mission, NASA’s Mars Reconnaissance Orbiter has passed a mission-success milestone for the amount of data returned.