News

Paleontology

Spinosaurus fossil tail suggests dinosaurs were swimmers after all

Unique among known dinosaurs, Spinosaurus had a finlike tail, which the predator may have used to propel itself through the water.

Health & Medicine

Vaping may damage the heart just as smoking does

Vapers and smokers showed similar signs of blood vessel damage, compared with people who didn’t smoke or vape.

Animals

Here’s why a hero shrew has the sturdiest spine of any mammal

The hero shrew’s rigid backbone is among the weirdest mammal spines, its incredible strength aided by fortified vertebrae bones.

Physics

Scientists ‘strummed’ a molecule’s chemical bonds like guitar strings

Scientists dragged an atomic force microscope tip, with a single carbon monoxide molecule dangling from it, across a chemical bond.