Chalk up another victory for “Conan the Bacterium”—a rugged germ that fresh research suggests could conquer the solar system.

(Pirotehnik/iStock/Getty Images Plus) Giving birth to more than the average number of children or having no children at all ...

Human life expectancy has just about peaked, according to a study published Monday in the journal Nature Aging, and barring a transformative breakthrough in medical science, people will top out at a ...

The origin of life on Earth is one of science’s biggest questions, and previous theories have suggested that lightning may have played a role. While previous studies say volcanic or atmospheric ...

Astronomers have discovered a major sign of life — and “the first hints… of an alien world” on a distant planet orbiting outside the solar system, according to a new report. The scientists believe the ...

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 ...

How did the building blocks of life come together to spawn the first organisms? It’s one of the most longstanding questions in biology — and scientists just got a major clue. In a new study published ...

Life and death aren't the be-all and end-all states of biological existence—a third state is likely somewhere in between. According to new research, cells from a dead organism can often take on new ...

NEW YORK (AP) — A microscopic discovery in a California lake sparked buzz and controversy more than a decade ago when it was first revealed. Scientists said they'd discovered bacteria that used the ...