Scientists think they’ve found a way to investigate the creation of cell membranes and DNA genomes that gave rise to the last universal common ancestor.

Earth’s oxygen-rich atmosphere, the very thing that allows complex life to exist, may not last forever. Coupled ...

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

"By following universal paralogs," says Kaçar, "we can connect the earliest steps of life on Earth to the tools of modern ...

Add Yahoo as a preferred source to see more of our stories on Google. All life on Earth can be traced back to a Last Universal Common Ancestor, or LUCA. A study suggests that this organism likely ...

New method reveals chemical signs of early microbial life in ancient Earth rocks, showing photosynthesis evolved much earlier than believed.

Life’s story may stretch further back than scientists once thought. Some genes found in nearly every organism today were already duplicated before all life shared a common ancestor. By tracking these ...

Gear-obsessed editors choose every product we review. We may earn commission if you buy from a link. Why Trust Us? Here’s what you will learn when you read this story: Abiogenesis—the emergence of ...

A new study analyzes three asteroid and two meteorite samples to see if space rocks smacking into Earth could’ve helped ...

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." Here’s what you’ll learn when you read this story: All life on Earth can be traced back to a Last ...