Researchers have made a new discovery that changes our understanding of Earth's early geological history, challenging beliefs ...

A devastating meteorite strike over three billion years ago may have been just what early life needed to thrive. While it’s ...

The study also provides a new approach to solving one of the biggest enduring scientific mysteries: when did plate tectonics ...

A Stanford study shows that tiny electrical charges in water droplets caused reactions that developed organic matter from ...

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

New research led by a York University professor sheds light on the earliest days of Earth's formation and potentially calls ...

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

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. In the 1931 movie ...

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

"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 ...