A meeting of the Pan American Health Organization this week will address the resurgence of measles in the Americas ...

Debris from Comet Encke creates two annual meteor showers, but it might also pose a small risk to Earth. Scientists are investigating ...

Humans have been in space onboard the ISS continuously for 25 years. As the station nears its end, new commercial habitats ...

Separate brain processes cope with moment-to-moment versus big-picture experiences, which helps explain how parenting both ...

Lightning flashes in the eyewall of Category 5 Melissa are a marker of how strong the storm is. It reached a central pressure ...

Hurricane Melissa’s powerful winds and drenching rains devastated Jamaica. But is its wrath a sign that we need a new ...

An analysis suggests Nanotyrannus is a separate, smaller dinosaur that lived alongside T. rex, settling a 30-year debate ...

Horror movie composers use musical tricks to hijack your nervous system and put you on edge The iconic shower scene in Psycho ...

Seismometers picked up the ferocious winds and waves of Hurricane Melissa, showing how the tools can be used to better ...

Former NASA officials warn that the U.S. looks poised to lose its self-declared race to beat China to the moon ...

A large new study reveals how early relationships with parents and friends influence how we relate to those closest to us in adulthood ...

Some scientists are concerned that the Trump administration will use “junk science” when reviewing mifepristone’s safety ...