Over 500 million years ago, during the Cambrian period, all major animal phyla appeared rapidly in what is known as the ...

More than a billion years ago, in a shallow basin across what is now northern Ontario, a subtropical lake much like ...

More than a billion years ago, in a shallow basin across what is now northern Ontario, a subtropical lake much like ...

A split-second stall at the start of genes may explain how complex animals evolved, according to the Cornell Chronicle. Researchers found that a brief “pause” in gene activity grew stronger and more ...

Since the beginning of time, Earth has created life and then wiped out most of it in catastrophic, ultra-destructive moments. Starting with the very first extinction event since multicellular life ...

Humans have it. So does Drosophila. But not yeast. That "it" is a small pause at the start of gene activity—a brief molecular halt that may have helped life evolve from simple cells to complex animals ...

Trapped gases in 1.4 billion-year-old salt crystals reveal ancient secrets about oxygen and carbon dioxide levels on early ...

Updated models suggest only 60,000 to 250,000 Earth-like habitats may exist in the Galaxy, with far fewer capable of ...

Elon Musk has never been shy about grand comparisons, but his latest claim pushes even his own scale of ambition. He now ...

Some experts think “xenobot” cells that reorganize themselves after death signify a form of consciousness—while others ...

Air bubbles trapped in ancient halite reveal a lost world, one more oxygen-rich and stable than anyone expected.

Australia’s Antarctic exploration pioneer took his polar pyjamas and wore them in the outback ...