More than 2,500 alien plant species could find suitable conditions in the Arctic, especially in northern Norway and Svalbard.

In the oceans and on land, scientists are discovering rare, transitional organisms that bridge the gap between Earth’s simplest cells and today’s complex ones.

Fossils have a way of rewriting family trees, pulling back the curtain on creatures that feel alien and oddly familiar, like ...

Human intelligence wasn’t a cosmic evolutionary fluke, some scientists say. The case against cosmic loneliness is growing.

But the real truth is that alien life on other planets could be even stranger than floating balloons or amorphous organisms ...

The most widely accepted scientific explanation for the arrival of all complex life on Earth has had an unsolved mystery at its heart. According to the theory, all plants, animals and fungi, known ...

Life on Earth may have learned to breathe oxygen long before oxygen filled the skies. MIT researchers traced a key oxygen-processing enzyme back hundreds of millions of years before the Great ...

Now we have the opposite problem: Obama says UFOs are real and the world shrugs.

The Alien and Blade Runner director created something truly unique with Prometheus, but its thematic depth is matched by his ...

LOS ANGELES - Victor Wembanyama knows he’s the main character. An All-Star starter for the first time, he sticks out even among the NBA’s biggest stars who have ...

Our planet was once a harsh, alien, icy world. Yet this deep freeze may have shaped you, me and all life on Earth ...