Now that shoppers have sworn off credit cards, we’re risking an epidemic of a hitherto neglected affliction: saver’s remorse.

Figuring out whether a child has head lice may require more than just taking a look.

A field of genetically identical amoebas in Texas raises the possibility that cells might organize on much larger scales than once thought.

An artist-turned-medical-student is using CT scanners to peer into the meat and guts of cultural icons like the Big Mac, Barbie and the iPhone.

Does vitamin E do anything to help prevent cancer, Alzheimer’s disease or heart disease?

To the Editor:.

Could fish oil capsules contain the harmful pollutant found in some species of fish?

Environmental groups trying to protect wilderness areas are battling other environmental groups working to create renewable energy sources like solar or wind plants.

A French researcher named the substance insulin more than two decades before Canadian researchers isolated it.

Two major studies found that PSA tests saves few if any lives, so where does that leave men?

To the Editor:.

The drug used for reducing wrinkles is also being used to relax muscles stiffened by a stroke.

To the Editor:.

Scientists have now shown how bats land, hanging upside down from their heels.

Infants in middle-income countries are getting vaccines weeks later than recommended.

Online tool can predict your risk of developing adult-onset diabetes.

Exercising after a heart attack can be helpful to one’s recovery, but the benefits can vanish in weeks if the exercise is stopped, a new study has found.

Jane Lubchenco is an outspoken marine ecologist who pushes colleagues to engage the public.

Why haven’t the icy particles and dust that make up the rings of Saturn coalesced into a moon?

To the Editor:.