Ted Judah went diving off McAbee Beach in Monterey Bay when he caught sight of a 'silvery knife blade undulating thing,' ...

Fears are brewing over an oil-price shock that could rattle markets and the economy Americans urged to exercise caution in ...

Thousands and thousands' of these curious creatures have been showing up on the Texas shoreline, expert says. What are they?

A crowd-sourced search for alien intelligence called SETI@Home is in its final stages, analyzing 100 radio signals of ...

Exceptionally preserved fossils from the Ediacaran period challenge what scientists thought was possible in sandstone. In the fossil record, creatures without hard shells or skeletons, such as ...

Wondering about the weirdest animals in the world? We've listed the Top 31 here — including the axolotl, aye-aye, blobfish, ...

Blue blood may look alien, but it’s one of evolution’s most elegant solutions to life in extreme environments. Here’s how ...

Alexander the Great dived into the unknown, facing giant crabs, pearls, and mysterious depths in a legendary underwater ...

A group of anglers were enjoying a playful visit by dolphins Wednesday off Venice, Fla., when a great white shark surfaced alongside their moving vessel. The accompanying footage, captured by ...