About 4 billion years ago, Earth began to show signs of the conditions that allowed the first cells to take hold and populate ...

The Miller-Urey hypothesis is based on a famous 1952 experiment in which researchers successfully formed these organic ...

While previous studies say volcanic or atmospheric lightning may have triggered chemical reactions that created organic ...

New research suggests “microlightning” exchanges among water droplets in Earth’s early atmosphere may have sparked the ...

Life on Earth had to begin somewhere, and scientists think that “somewhere” is LUCA—or the Last Universal Common Ancestor.

We have discovered the oldest meteorite impact crater on Earth, in the very heart of the Pilbara region of Western Australia.

"Given how rare such evidence is due to [Earth's] geological recycling processes, this is a major breakthrough in understanding early Earth." Geologists have discovered the world's oldest known ...

Since simulations of Earth's mantle focus mostly on present-day solid-state conditions, Boukaré had to develop a novel model to explore the early days of Earth when the mantle was much hotter and ...