Scientists found 3.3 billion-year-old biosignatures in ancient meteorites and fossils—a billion years older than we thought ...

A missing piece of Earth's evolutionary timeline may have been found. Using computational modeling, a team of scientists explored how working backwards from modern biochemistry could help map out how ...

This new method found traces of life in rocks dating back more than 3.3 billion years and detected signs of oxygen-producing ...

(CNN) — Scientists have identified the geological site that they say best reflects a proposed new epoch called the Anthropocene — a major step toward changing the official timeline of Earth’s history.

Humans reached, settled, and thrived on Mindoro far earlier than most scientific timelines for allow for the evolution of ...

Eight reactions could connect ancient Earth to modern day. Here's how. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. A missing piece of Earth's ...

Editor’s note: Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. Scientists have identified the ...