Saying one thing while feeling another is part of being human, but bottling up emotions can have serious psychological ...

A new study finds that fragments of tumor DNA in a patient's bloodstream could show that they are at high risk of a melanoma ...

Previous research detected the tiny particles in our brains, lungs, liver, kidneys and blood — plus in bodily fluids like semen and breast milk.

Human beings don’t have a thick coat of fur like many other mammals do. Scientists think it has to do with something else ...

"There’s still time to change the way we deal with plastic waste." Researchers make disturbing discovery about invisible particles invading our bodies: 'These things get into your body ... without ...

Jef Akst was managing editor of The Scientist, where she started as an intern in 2009 after receiving a master’s degree from Indiana University in April 2009 studying the mating behavior of seahorses.