Nebulae are gigantic clouds of gas and dust that exist in space between stars. Check out 7 mesmerizing photos of this cosmic ...

After verbally sparring for some time, Dolphins wide receiver Tyreek Hill and Olympic champion Noah Lyles agreed to race each ...

Neuroscientist Kamilla Souza is bringing the study of whale and dolphin brains to her home country of Brazil. Now there's a ...

Instead, the researchers suggest that the behavior is used in social contexts. Amazon river dolphins possess bristles on ...