Representative organic matter is marked in microscopic images of lunar soil samples brought back by Chang'e 6 (top) and Chang ...

Clues to the genetic code’s origin may be hidden in tiny protein fragments, revealing a synchronized and highly structured path to life’s earliest molecular systems.

Isolating the first spark of life on Earth is a matter of biology, geology, and chemistry—but it's also an amazing math ...

Unusually well-preserved fossils have provided the earliest known evidence of a land vertebrate that could pump air in and ...