A skin condition tied to delusions is posing a riddle for doctors: What to do when a diagnosis causes offense?

HHS states it was cleaning up "dated content." But advocates for people with autism say the warnings are still needed.

California holds vast stores of lithium. But mining projects stir debate over environmental costs and economic benefits.

Last week, the agency's bedrock "endangerment finding" that greenhouse gases threaten human life was overturned.

Does the technology prevent shootings? The evidence is thin. Critics suggest security companies are preying on fear.

With cuts to Obamacare looming, the U.S. could look to the Netherlands for a model of a sustainable multi-payer system.

In “What We Inherit,” Sam Trejo and Daphne O. Martschenko examine the link between genetic myths and social genomics.

"The Great Shadow," by Susan Wise Bauer, is a sweeping survey of humanity’s relationship to illness over the centuries.

Since the 1980s, athletes have been using fluorinated waxes on their boards, giving them "ridiculous" speed. No longer.