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A new study has found that leprosy was circulating in Chile some 4,000 years ago, meaning the disease arrived in the Americas much earlier than previously thought.

A survey of more than 1,000 American teen drivers has found they spend about 21 percent of each drive looking at their phones.

We know that processed meat isn't particularly good for us, having already been linked to dementia, diabetes, and cancer, but how much of it counts as a 'safe' level of consumption? According to new research, there's no such thing.

A rock on Mars spilled a surprising yellow treasure after Curiosity accidentally cracked through its unremarkable exterior.

Medications sold under brand names like Ozempic, Wegovy, and Saxenda have become famous for their weight-loss benefits, but that only scratches the surface of what these injections are potentially capable of.

All supernovae are massively energetic stellar explosions.

Perfluoroalkyl and polyfluoroalkyl substances (PFAS) have the nickname 'forever chemicals' thanks to their persistence in the environment.

The most massive chunk of Mars ever found on Earth could sell for up to US$4 million in a Sotheby's auction later this month.

A stash of "unusually large" 2,000-year-old shoes dug up at a Roman site in northern England has left archaeologists searching for an explanation, they told AFP on Thursday.

Up to three in every 1,000 newborns has hearing loss in one or both ears.