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 — ...

NASA once sent over 2,000 jellyfish into space to study how gravity affects biological development. The unusual experiment ...

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.

Little Foot, a 3.67 million-year-old human ancestor, is getting a digital facial reconstruction after her skull was crushed in a cave.

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

A potential new mineral on Mars forms when iron sulfates are heated above 100°C. Data from Valles Marineris regions suggest ...

A remarkably hardy bacterium can survive pressures similar to those generated when asteroid impacts blast debris off Mars, a new study has found, suggesting that microbes could endure interplanetary ...

It's a great new look at an intriguing region called Arabia Terra.