Fire and Ash,” Zoe Saldaña has officially claimed the title of the highest-grossing actor in history in raw dollars, ...

Exoplanets like Earth have been discovered but not all Earth-like planets are equal when it comes to alien life.

Genetic testing on embryos is more sophisticated and accessible than ever—and it’s now being sold as a way to let parents ...

Exceptionally preserved fossils from the Ediacaran period challenge what scientists thought was possible in sandstone. In the fossil record, creatures without hard shells or skeletons, such as ...

The regime of Supreme Leader Ayatollah Ali Khamenei has weathered bouts of protests many times, but demonstrations that began ...