Getting access to a certain Alzhiemer’s drug requires a positive result on PET scans, which happens less frequently for Black, Hispanic, and Asian patients.

But it leaves behind a long-lasting legacy after its eight years in space.

People are paying money for clothes they’ll never be able to physically wear. And as ludicrous as it sounds, that’s the point.

An industry has grown up around the condition, stirring concerns about overdiagnosis and overtreatment.

He wants to design a useful humanoid robot—too bad it already exists.

Cutting-edge vaccines, new creams, and probiotics could spell an end to recurring UTIs—and provide relief for countless people.

A new service mission to lift the aging telescope, repair failing parts, and upgrade old ones could add 20 years to its lifespan.