Researchers have discovered chemical fingerprints of Earth's earliest incarnation, preserved in ancient mantle rocks. A ...

Scientists have traced the origins of complex life to the breakup of the supercontinent Nuna 1.5 billion years ago. This ...

Scientists have discovered the oldest directly dated ice and air on Earth in East Antarctica, dating back six million years.

Scientists have discovered what may be the oldest surviving piece of our planet — a tiny chemical clue from the time before ...

Roughly 4.5 billion years ago, the young solar system was a swirling cloud of gas and dust that formed the first asteroids ...