The mysterious Oort cloud is the source of many of our solar system's comets, but astronomers still have no idea what it ...

Beautifully captured by the James Webb Space Telescope (JWST), this image shows interstellar gas and dust lit up by a dead ...

At Kruger National park, a wildlife photographer spotted a giraffe covered in hundreds of skin lesions that may be caused by ...

Greenland's ice sheet has been losing a staggering amount of ice at an accelerating rate. A tipping point could come by the ...

The round little pads on cats' paws are more than just cute — they're a feat of evolution that serve many important functions.