Learn more about the top theories about how life began on Earth, and how it may not have started from scratch.

How can animate life be formed from inanimate matter? It’s one of the most fascinating enigmas in science because, without this crucial first step, called abiogenesis, there would be no life on Earth.

Scientists have made a bold leap in the search for life’s origins, offering a fresh look at how chemistry might have crossed over into biology. At the center of this progress are coacervate ...

A layer of rock just 520 million years old sat directly on top of ancient rock dating back 1.4 to 1.8 billion years.

Add Yahoo as a preferred source to see more of our stories on Google. Jaxon Mercer, Rachel Starr and Alonso Prieto plant a tree as they join with Salt Lake City Department of Public Lands and other ...

Tiny zircon crystals are revealing that Earth’s earliest history may have included surprisingly complex tectonic activity.

About 4.5 billion years ago, the most momentous event in the history of Earth occurred: a huge celestial body called Theia collided with the young Earth. How the collision unfolded and what exactly ...

An element of a commercial space station, Orbital Reef, under development by Blue Origin and Sierra Space, recently completed a full-scale ultimate burst pressure test as part of the agency's efforts ...