The new images by the Curiosity rover on Mars show "dramatic evidence" of ancient groundwater in crisscrossing low ridges, ...

NASA's Curiosity rover has snapped its first images of web-like "boxwork" features on the surface of Mars. The zig-zagging ...

Your blood is also red because of a mixture of iron and oxygen in a molecule called hemoglobin. So in a way, the ancient ...

Arsia Mons, which dwarfs Earth's tallest volcanoes, and its two neighboring volcanoes are often surrounded by water ice clouds, especially in the early morning. The image released Friday marks the ...

The photos that shattered NASA's hopes of life on Mars: First ever images of the Red Planet snapped 59 years ago revealed a barren planet - squashing the belief it was a haven for aliens.

New images from NASA's Curiosity Mars rover show the first close-up views of a region scientists had previously observed only ...

The images and data being collected are already raising new questions about how the Martian surface was changing billions of ...

An analysis led by the University of Chicago of Mars Science Laboratory Curiosity rover data may explain why the planet was ...

The NASA Odyssey orbiter, which launched in 2001 from Cape Canaveral, snapped a 1st-ever image of a Mars volcano peeking ...

Mars’s orbit is much more elliptical—with an aphelion, or furthest remove from the sun, of 155 million miles and a perihelion, or closest approach, of 128 million miles.

Thick clay deposits on Mars hint at long-lived lakes that may have sheltered early life - and preserved clues beneath layers ...

Mars, often called the Red Planet due to its distinctive rusty color from iron oxide on its surface, is Earth’s neighboring planet and humanity’s most likely next destination for exploration. It’s ...