The latest evidence that Mars was once a warmer, wetter world comes from a surprising place—the hidden subsurface depths of ...

New analyses of ancient ice from Antarctica and the air contained inside it are extending the history of Earth's climate ...

"Cosmic archaeologists" have discovered an iron-deficient second-generation star, which provides evidence of how ancient ...

By reconstructing ancient nitrogen-processing enzymes, scientists are uncovering new clues about how early life survived on a very different Earth.

Using ground-penetrating radar, NASA's Perseverance rover has detected underground remains of an ancient river delta on Mars ...

Memo Genesis is launching in the United States and Canada as a dietary supplement formulated to support cognitive health, ...

Far away, alone in a crater on a planet inhabited only by robots, NASA's Perseverance rover explores a dry landscape that was ...

A new study on ancient societies from around the world is rewriting what we thought we knew about democracy. A team of ...

Discoveries made by archaeologists suggest that the first villagers used clay not to cook, but to tell stories about who they ...

In 1899, in the village of Bagicz in northwestern Poland, a stretch of eroding cliff gave way — and sent something extraordinary tumbling into view. A wooden log coffin, carved from a single oak trunk ...

Two fossil skulls found in central China are prompting fresh debate over when they lived – and where they belong in the human ...