Mars has lost immense amounts of water over it lifetime, and scientists aren't sure exactly how. New research hints that the ...

In all, there are only 400 known Mars rocks on Earth, comprising less than 1% of all known space rocks on the Blue Planet.

Dark “slope streaks,” likely resulting from dust avalanches, stretch across an area of Mars called Acheron Fossae in this ...

A meteorite is a meteoroid that "survives" a trip through Earth's atmosphere and lands fully intact, according to NASA. The ...

Lockheed Martin has unveiled a new proposal to take over NASA's beleaguered Mars Sample Return mission for less than half the ...

The discovery of more than 15,000 kilometers of ancient riverbeds on Mars suggests that the Red Planet may once have been ...

If we're to land humans on Mars in the coming decades, we'll have to know what challenges await them when they get there.

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

The second half of the 19th century was a particularly interesting time to imagine Mars. This was a period during which the ...

Your blood is also red because of a mixture of iron and oxygen in a molecule called hemoglobin. So in a way, the ancient connection between the planet Mars and blood wasn’t completely wrong. Rust, ...

A rare rock from Mars known as Meteorite NWA 16788 will be up for auction at Sotheby's on July 16. The meteorite may sell for ...

Mars is one of the eight planets in our solar system. It has many similarities to Earth, but its distinct differences make it unsustainable for life. The planet continues to be extensively studied.