‘We’re creating alien beings … and the reality is we only have a couple of years to adapt to that’ … computer scientist Geoffrey Hinton in Toronto, Ontario. Photograph: Cole Burston/The Guardian The ...

President Donald Trump briefly shuffled on a step and slapped his right thigh while descending Air Force One after a campaign rally in Syracuse, renewing scrutiny of his health. He finished the ...

A four-second tarmac clip has become the latest battleground over how much a president's body language should count as medical evidence — and the honest answer is messier than either side admits.

Harvard astronomer Avi Loeb dismisses a social media claim that he predicted aliens would reveal themselves within 16 days Christopher Michel/Wikimedia Commons Harvard astronomer Avi Loeb denied ...

Isaacman believes natural phenomena or new adversary technology are more likely explanations for UFO sightings. Public interest in UFOs has increased following government hearings and the ...