Readers respond to a piece about Harvard’s Avi Loeb and his explorations into extraterrestrial life Avi Loeb’s scientific approach, including Times Square billboards, would fit perfectly into a story ...

Alien experts claim powerful extraterrestrial life exists in the universe, which is beyond the control of any government — ...

We've long assumed that aliens will be like us, but there's every reason to think they are instead a form of unfathomable AI, says the UK astronomer royal Lord Martin Rees. It's taken more than four ...

Professor Stephen Hawking is backing a new search for alien intelligence on an astronomical scale that within 10 years could reveal if we are alone in the universe. The renowned cosmologist and ...

Add Yahoo as a preferred source to see more of our stories on Google. Harvard physicist Avi Loeb announced the discovery of tiny "spherules" at the bottom of the Pacific. He said these spherules may ...

If aliens really do exist, why haven't they already tried to contact us? The idea of intelligent extraterrestrial life has long gripped scientists and the public alike, with a multitude of theories ...

This article is brought to you by our exclusive subscriber partnership with our sister title USA Today, and has been written by our American colleagues. It does not necessarily reflect the view of The ...