Their species name is well known, but until recently we’ve understood very little for certain about Homo habilis. Columnist ...

Mars Materials, a US-based startup developing a CO₂-derived route to acrylonitrile, will be among the companies featured in ...

Millions of years ago, some prehistoric otters grew far larger than any species alive today. Fossils of the giant otter Siamogale show a powerful predator with jaws capable of crushing hard shells and ...

Geological features like these provide evidence that Mars once had a denser atmosphere and significant surface water — ...

Life's capacity to survive in simulated lunar and Martian soils has been explored in two papers published in Scientific ...

Tiny fossil teeth from Colorado are revealing new clues about the very first relatives of primates, including humans.

In this fascinating talk, paleoanthropologist Juliet Brophy explains the shocking discovery of nearly 1,800 fossils from a ...

You’ve probably followed the Mars rover missions on and off for years, watching those red-dust landscapes scroll across your TV screen and wondering: Could something have lived there once? Now, after ...

For more than a decade, NASA’s Curiosity rover has been climbing a Martian mountain, reading the planet’s ancient history layer by layer. Now, a discovery of web-like rock for ...

This low-angle self-portrait of NASA’s Curiosity Mars rover shows the vehicle at the site from which it reached down to drill into a rock target called “Buckskin” on lower Mount Sharp.

NASA’s Curiosity rover has discovered tiny mineral nodules on Mars that suggest groundwater persisted on the planet much longer than previously believed, expanding the window during which microbial ...

NASA's Curiosity Mars rover discovered these bumpy, pea-sized nodules while exploring a region filled with boxwork formations—low ridges standing roughly 3 to 6 feet (1 to 2 meters) tall with sandy ...