Searching for life in alien oceans may be more difficult than scientists previously thought, even when we can sample these ...

A fresh series of quakes hit the Aegean island of Santorini early on Thursday, part of an unprecedented seismic wave that has baffled scientists and led to a mass exodus of residents.

Australian-based scientists said Thursday they had produced the world's first kangaroo embryo through in vitro fertilization, ...

The world warmed to yet another monthly heat record in January, despite an abnormally chilly United States, a cooling La Niña ...