After weaning (around 6–12 weeks of age), kittens stop producing the enzyme lactase, required to digest lactose in milk. For ...

It was big news years ago when Mars orbiters found streaks of what appeared to be water running down Martian cliffs and ...

South American mummies have become known for their impressive tattoos, but an analysis has found the design inked into the ...

A 115-year-old Surrey woman named Ethel Caterham has officially been handed the title of the oldest living human alive.

Being pregnant in the Viking Age was surely no picnic, but this experience has been largely ignored, in part because there ...

Rising seas will severely test humanity's resilience in the second half of the 21st century and beyond, even if nations defy ...

Yellow fever is a dangerous mosquito-borne virus that, for hundreds of years, has caused sporadic, deadly outbreaks in the ...

A spray of perfume or a swipe of lotion could mess with highly reactive chemicals clouding your body, according to new research, leading to unknown health effects.

The mystery of galaxies in the early Universe just got even weirder. A team of astronomers has identified a giant spiral galaxy so well-formed that it already has a stable galactic bar; a long, ...

Taurine is an amino acid occurring naturally in the body, and found in energy drinks as well as foods like fish and meat – ...

Recent observations by JWST of TRAPPIST-1 c ruled out a thick carbon dioxide atmosphere, indicating that the planet is not as ...

US surgeons successfully performed the world's first human bladder transplant on 4 May 2025. The complicated, eight-hour ...