The idea of life on Earth without humans may seem like science fiction, but it has become the subject of serious scientific ...

Stanford psychologist Jeremy Bailenson, who studies how immersive environments reshape perception, has shown that extended ...

DS1, vanished from the Andromeda Galaxy between 2014 and 2018, and astronomers don't have an answer about what happened to it ...

Combining observations from several powerful telescopes, astronomers have detected a gargantuan, 'wobbling' black hole ...

More than 3.5 billion years ago, the Earth was not the hospitable world we know today. The atmosphere lacked oxygen, the seas ...

Once written off as extinct, the silver-backed chevrotain forces scientists to confront how much of biodiversity still lives ...

A rare fossil discovery in Ethiopia has pushed the known range of Paranthropus hundreds of miles farther north than ever before. The 2.6-million-year-old jaw suggests this ancient relative of humans ...

A partial skeleton dating back more than two million years is the most complete yet of Homo habilis, one of the earliest ...

“While the human penis functions primarily to transfer sperm, our result suggests its unusual large size evolved as a sexual ornament to attract females rather than purely as a badge of status to ...

“Our results push back the association of T. pallidum with humans by thousands of years, possibly more than 10,000 years ago ...

Hummingbirds are unique among birds for numerous reasons, and that also includes their backward flying capability. Like almost every other bird specie.

Chemists at UCLA are showing that some of organic chemistry’s most famous “rules” aren’t as unbreakable as once thought. By creating bizarre, cage-shaped molecules with warped double bonds—structures ...