Harvard professor Avi Loeb believes that aliens are not going to visit Earth in physical form, and would instead send a ...

With the release of Disclosure Day, Steven Spielberg’s new film about aliens, a question as old as science fiction itself resurfaces: if aliens were to arrive on Earth, would they come to conquer us, ...

Yann LeCun’s decision to quit as Meta chief AI scientist — foreshadowed nearly two years ago when he admitted that large ...

Using emerging radio techniques refined during and after the Second World War, the astronomers detected a powerful radio ...

NASA's next flagship space telescope could change not only how scientists search for life beyond Earth, but also how spacecraft are maintained in orbit. The agency's proposed Habitable Worlds ...

There’s no data to suggest that aliens exist. However, if we believed they existed and came to Earth, our planet would offer them a somewhat risky buffet. There is liquid water, as well as salts, ...