Learn how Jupiter's gravitational pull impacts its moon Io, producing strong underground heat that powers hundreds of volcanoes.

Learn how sperm whales regulate their buoyancy while resting vertically just below the waves.

Meet Demogorgonichthys arcanus, a new genus and species of cavefish named for the underworld creature made famous by Stranger Things.

Learn how an engraved boar tusk from medieval Novgorod combined elite hunting, silver imitation, and an enduring belief in animal power.

Learn more about black-and-white ruffed lemurs, their unique pollinating abilities, why they're so endangered, and how the arrival of twins at Central Park Zoo is a step in the right direction for ...

After people reported hair loss when using a GLP-1 drug, researchers confirmed this side effect by comparing it to other type 2 diabetes drugs.