Millions of people have a heart rhythm disorder called atrial fibrillation, which causes the heart's upper chambers or atria ...

Early signs of Alzheimer's disease may be hidden in the way a person speaks, but it's not yet clear which details of our ...

It would be tempting to assume there's nothing much of note happening on Mars, but that dusty rusty planet has a lot of interesting stuff going on.

Bacterial meningitis is once again in global headlines, with recent cases linked to the University of Otago in New Zealand and a fast-growing outbreak at the University of Kent in England.

When a virus jumps to humans from another species, it can seem like a supervillain bent on world domination – especially if ...

Comb jellies – very simple, gelatinous creatures best-known for their hypnotic underwater light shows – first appeared in ...

Athletes commonly use short periods of heat exposure – typically seven to 14 days – to prepare for competition in hot climates. But we wanted to know whether longer-term heat exposure, over four to ...

When certain gut microbes were transferred to mice, scientists later detected the bacteria in the gut and brain, but nowhere else in the body.

Ancient humans were surprisingly creative, structured, and geometrical in their thinking some 60,000 years ago, according to some intricately engraved ostrich eggshells found across southern Africa.

A new immunotherapy drug has demonstrated early promise in a recent prostate cancer clinical trial. The drug, called VIR-5500, is a "masked T-cell engager". This type of immunotherapy ignites our own ...

This week in science: A study finds a surprising bonus benefit of the keto diet; CERN discovers a new particle; a worrying ...

A coffee hit might be more commonly associated with increased alertness, but a new study shows that it could also help lower ...