Orcas have once again been observed swimming around with dead salmon on their snout as "hats" — and why they do this remains ...

Scientists were astonished to find that recirculating preserving agents through a severed pig's head caused its brain to show ...

Mountains of brown, sludgy sargassum, an invasive species of seaweed, have rendered popular beaches in the Caribbean into an ...

Researchers have found that there's something highly unusual about the Milky Way, setting it apart from other galaxies.