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

One group of experts now say that looking for life on water and oxygen-rich planets could be a waste of time.

This video examines whether alien plants could actually be blue and what physics says about plant color beyond Earth. It explains how star type, light spectrum, and energy efficiency shape what colors ...

Thanks to the prequel's controversial changes to Alien's canon, Ridley Scott's most divisive franchise entry left some major ...

Cape Town, in South Africa, is famous for its dramatic mountains and coastline, but its greatest treasure lies in the plants that carpet its slopes and valleys. Table Mountain National Park and its ...

CNN’s 5 Things AM brings you the news you need to know every morning.

Nancy Guthrie’s home boulevard just north of Tucson, Arizona, makes for a unique crime scene. There is no roadblock ...

From Kirk's forced piggyback ride to the Enterprise decon gel, we're breaking down the most cringeworthy "Star Trek" moments over the decades.

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

When the town learned that Duncan, British Columbia had constructed a larger stick, threatening Minnesota’s hockey supremacy, Eveleth responded the way any self-respecting hockey town would: by going ...

For decades, scientists have searched the skies for signs of extraterrestrial technology. A study from EPFL asks a sharp ...