Bladder cancer can be difficult to investigate because one of its most common warning signs, blood in the urine, has many ...

Changes in the voice may offer an overlooked clue about future problems with thinking and memory. A large study from Drexel ...

An extinct North American cat commonly called the American cheetah was not a true cheetah at all. New genetic evidence shows ...

Living creatures constantly adjust their behavior according to signals from inside their bodies. Hunger makes food more ...

Millions of people describe emotional struggles online every day, often using words they might never use on a medical form.

A major study from Saint Louis University suggests that the recent increase in autism diagnoses is being driven largely by ...

Tea and coffee are among the most popular drinks in the world, but researchers are still learning how they may affect health ...

Millions of people with obstructive sleep apnea struggle to breathe normally while they sleep. A large late-stage clinical ...

The universe is producing far fewer stars than it did several billion years ago. Scientists have often assumed that this ...

A new type of electronic skin could one day help people with prosthetic limbs feel pressure, temperature, and the texture of ...

Wild animal shows were among the most popular forms of entertainment in the Roman Empire. Behind the dramatic scenes in the ...

Scientists have observed a long-predicted effect of gravity on a falling quantum object for the first time. The experiment ...