Scientists explain how simple chemicals, deep sea vents, and meteor impacts may have helped life begin on Earth.

Add Yahoo as a preferred source to see more of our stories on Google. Researchers uncover gene clues that reveal how life evolved before Earth’s first universal ancestor. (CREDIT: Wikimedia / CC BY-SA ...

Astronomers have spotted an unexpected chemical heavyweight drifting through deep space - and it may offer new clues about how life gets started. Detected near the center of the Milky Way, the ...

Scientists have uncovered new clues about some of Earth’s earliest fish, shedding light on the ancient origins of vertebrates that eventually moved onto land. By reanalyzing mysterious fossils from ...

Living organisms share an ancestor called the last universal common ancestor, or LUCA. LUCA is estimated to have lived approximately four billion years ago. All plants, animals, and microbes can trace ...