Clear out your shelves for a bumper new crop of books by authors including Naomi Klein, Rebecca Solnit and Xand Van Tulleken, ...

Harvard's Avi Loeb warns interstellar comet 3I/ATLAS could be alien tech. Experts weigh in on planetary defence and the risks ...

But now, they're planning to build telescopes on the far side of the Moon. These instruments will probe one of the last unexplored windows on the Universe. Here, astronomers hope to get a glimpse of ...

“All in all, the undisputed factual record indicates that the United States and El Salvador have behaved as principal and ...

For more than a century, popular culture has trained us to picture extraterrestrials as bug-eyed, bipedal “little green men” ...

3I/ATLAS came within 168 million miles of Earth around midnight CST Friday. While that might seem pretty far away, the ...

The hunt for intelligent life beyond Earth has quietly entered a more exacting phase, and one small, cool star has become a ...

In the summer of 1977, while most people were listening to disco and trying to figure out Star Wars, NASA launched two small spacecraft called Voyager 1 and Voyager 2. They were simple-looking robots ...

Is there an Outer SpaceX? With 3I/ATLAS set to fly by Earth in just over a week, experts continue to speculate over its origins. Harvard Scientist Avi Loeb believes that if aliens, the comet wouldn’t ...