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

A slowly spinning universe could resolve a puzzle in physics known as the Hubble tension, a new model suggests.

Scientists have found carbon residue in Martian rocks, indicating that an ancient carbon cycle existed. It means Mars was ...

Researchers found LUCA, our earliest common ancestor, lived 4.2 billion years ago. It had a complex biology, affecting its ...

An international collaboration between four scientists from Mainz, Valencia, Madrid, and Zurich has published new research in ...

A 4.4-billion-year-old zircon crystal discovered in Australia may be the oldest surviving piece of Earth.

In those drill sites, Curiosity detected deposits containing an iron carbonate material called siderite. According to Ben ...

To study Mars’s chemical and mineral makeup, the Curiosity rover drills one to 1.5 inches down into the subsurface, then ...

In The Decline and Fall of the Human Empire, science writer Henry Gee considers how long we’ve got, and how we can extend our ...

Researchers have helped overturn the popular theory that water on Earth originated from asteroids bombarding its surface; Scientists have analyzed a meteorite analogous to the early Earth to ...

Water is at the center of one of the enduring questions about how life first formed on Earthr. More specifically, where did ...