In a major announcement that stirred both the tech and space communities, SpaceX CEO Elon Musk has laid out an ambitious plan ...

A mineral called siderite found abundantly in rock drilled by a NASA rover on the surface of Mars is providing fresh evidence ...

NASA's Curiosity rover made an intriguing discovery while gently climbing Mount Sharp that may provide hints about prehistoric life on Mars.

Scientists have pondered why Mars seemed to be missing sufficient carbonates indicative of its warm, wet past. Now, NASA’s ...

NASA's Curiosity rover has found iron-rich carbonates on Mars, offering new clues about the planet's ancient climate and ...

Scientists using NASA’s Curiosity rover have discovered siderite—an iron carbonate—in the sulfate-rich rocks of Gale Crater, ...

NASA’s Curiosity rover discovered siderite in Gale Crater. This shows Mars had a partial carbon cycle, storing and releasing ...

Billions of years ago, Mars was warm, wet, and capable of sustaining liquid water on its surface. Scientists have long ...

A treasure trove of clues from Curiosity reveals that ancient Mars once trapped massive amounts of CO2 in its crust, thanks to surprising concentrations of iron carbonate deep in Gale Crater. By ...

Japan's Takuya Onishi assumed command of the International Space Station on Friday, the U.S. space agency said, taking over ...

Japan's Takuya Onishi assumed command of the International Space Station on Friday, the U.S. space agency said, taking over ...

A scientific analysis of samples collected on the surface of Mars shows the red planet has evolved its own version of a carbon cycle. The cycle has helped to create life on Earth, but why not on Mars?