Are we alone in this universe? Is there intelligent life out there? Or are they living among us? Humans have wondered about ...

The law's reach never stretched this far.

In the mysterious world of the ocean’s depths, there’s a creature so bizarre that it looks like it swam straight out of a sci-fi movie. Meet the goblin shark — an ancient, rarely seen predator whose ...

A mysterious metal shard captured the imagination of the American public, because it was supposedly from a 1947 UFO that crashed on Earth. The sample seemed to have an unprecedented material structure ...

We were overwhelmed by the response to our annual Letters to Santa feature, with more than 1,250 letters submitted this year. Due ...