For decades, scientists have puzzled over why Earth stayed warm and alive while Mars turned cold and dry. Both planets began ...

A rare Martian meteorite, NWA 16254, is providing scientists with a groundbreaking look into Mars’ volcanic past. This discovery has revealed complex volcanic processes and new clues about the ...

By discovering carbonate rocks, NASA's Mars rovers may have unlocked the key to understanding the fate of the Red Planet's ...

The arrow points to an ancient "bomb sag" on Mars, a crater produced when a Martian rock blasted into the air by a volcanic eruption 3.5 billion years ago fell back to the ground.

A rare Martian meteorite has revealed complex volcanic processes and mantle heterogeneity on Mars, offering new clues to the planet’s magmatic evolution and thermal history. In a groundbreaking ...

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

One lucky bidder will soon fork over millions of dollars to take home NWA 16788, a 54-pound (24-kilogram) Martian meteorite.

Figure 2. Newly discovered giant volcano is located in the “middle of the action” on Mars. Topographic map showing the iconic location of the Noctis volcano between the largest volcanic and canyon ...