Dementia changes much more than memory. It can affect thinking, language, judgment, emotions and the ability to manage ...

A massive star may look like it has spent its entire life alone, but its chemical makeup can tell a very different story.

Parkinson’s disease is a brain disorder that slowly damages a person’s ability to control movement. Scientists have long ...

Semaglutide can help people with obesity lose a substantial amount of weight, but some of that loss may come from muscle and ...

A person who survives a bleeding stroke may continue to face danger years after leaving the hospital. New research indicates ...

A child who cannot speak and needs round-the-clock care may receive the same broad diagnosis as an adult with a successful ...

Cancer remains one of the hardest diseases to treat because cancer cells come from the body’s own cells and can find ways to escape treatment. Chemotherapy, radiation, targeted drugs and newer ...

The constant urge to urinate during a urinary tract infection can feel like one of the most frustrating parts of the illness. New Australian research suggests that this reaction may not simply be a ...

The global boom in solar power is helping countries move toward cleaner energy, but it is also creating a growing waste ...

The human hand is remarkably good at handling objects, from picking up a tiny needle to twisting a bottle cap. Engineers have ...

Our eyes can switch focus almost instantly, moving from words on a page to something across the room without us even thinking ...

A mini-stroke can last only a few minutes, but it can be an important warning about what may happen next. Known medically as ...