We got a kick out of an old chestnut among conspiracy theorists -- whether intelligent life exists elsewhere in the universe and whether any of those aliens have visited Earth -- that rose to the ...

Stephen Hawking, a brilliant scientist, changed how we see the universe. He cautioned about alien encounters, comparing them to Columbus's arrival in America. Hawking also highlighted Earth's dangers ...

Indigenous peoples, interspecies friendships, space travel and a history-making young paleontologist are on the bill for this annual event.

This State of the Union speech offered relatively few new policy proposals. But the goal was clear: To convince voters that they’re better off now than when President Donald Trump returned to office ...

Greenland's cryolite mine, vital for U.S. airplane production during World War II, became strategically important after Nazi ...