Scientists are listening in on sperm whale conversations and studying Earth's strangest microbes to prepare humanity for ...

Dyson sphere stability — once considered an impossible physics problem — may be within reach. A peer-reviewed paper in ...

The universe is vast, ancient, and mostly silent. For decades, scientists have pointed their telescopes toward distant stars, ...

The universe is vast and teeming with stars – but if intelligent life exists, it may not be able to visit Earth.

If so, why haven’t they said hello? The humble residents of this pale blue dot have been on a quest to find an alien civilisation for more than a century. First, it was the “canals” of Mars. Then ...

Astronomer Dr. David Kipping argued that we're more likely to meet a "unusually loud" extraterrestrials whose empire is on the decline. When ET phones home, it could be his last call. Contrary to ...

The first unmistakable signal from another intelligence may not be a cheerful greeting. A growing group of researchers is arguing that our inaugural contact is more likely to be a distress call, the ...

In 1950, famed astrophysicist Enrico Fermi posed a profound question during a casual lunch with colleagues: Where is everybody? In other words, if there’s an extremely high probability that advanced ...

In 1995, a pair of scientists discovered a planet outside our solar system orbiting a solar-type star. Since that finding—which won the scientists a portion of the 2019 Nobel Prize in ...