Just three decades ago, astronomers had no evidence that planets commonly orbited other stars. Then in 2025, NASA confirmed ...

That band of light is our home we know as the Milky Way galaxy. But it is impossible to see the galaxy as a whole with our ...

Once small enough, these technograins might gain a trip out of its host solar system by a solar wind that overcomes the ...

The best way to find alien technosignatures is to look for ones that have long survived their creators, according to a new ...

Is the rest of the cosmos a pristine environment awaiting the arrival of humanity’s “post-human” descendants? Or is advanced ...

When interstellar comet 3I/ATLAS was discovered by the ATLAS survey telescope in Chile on July 1, 2025, it quickly attracted ...

New research suggests that alien radio signals may be transformed by plasma from their home stars — and scientists on Earth ...

Harvard astrophysicist Avi Loeb has floated the provocative idea that humans might themselves be alien‑made 'autonomous probes,' built through advanced synthetic biology rather than evolving entirely ...

This week, a study centered around tickling apes has found we may have been chuckling this way for 15 million years, the ...

As for those salt clouds, the salt is not table salt or even Pink Himalayan Rock Salt, though that would go splendidly with ...

The largest digital camera ever built is starting to capture images of unseen corners of the universe. The Vera C. Rubin ...