Aliens sent their first hello to Earth in 1977, at least that is what scientists thought when the WOW! Signal was detected.

It's the first time a sugar has been identified in interstellar media, having previously been found in our solar system on ...

Astronomers have discovered a naturally occurring sugar in a cloud near the Milky Way's centre, offering new evidence that ...

There are parts of the universe that are extremely hard to see, even for our most advanced telescopes. Gas and dust don't ...

The space between stars just got a little sweeter. Astronomers have detected a type of sugar in space that’s also found in ...

This week we explore why these collapsed stellar remnants are far more than just deep-space anomalies—they are actually some ...

Are we alone in the universe? Consider mysterious "extraterrestrial" radio signals. Unexplained gases on other planets.

It catches very low frequency radio waves made by lightning, solar storms and charged particles moving through Earth’s ...

Using emerging radio techniques refined during and after the Second World War, the astronomers detected a powerful radio signal that appeared to originate from beyond the Milky Way. This happened when ...

Two possibilities exist: either we are alone in the Universe or we are not. Both are equally terrifying.” – Arthur C.

On a clear night, the sky may seem peaceful and empty. Yet beyond the stars visible to our eyes lies a universe so vast that it is difficult to imagine. Our gal ...

Astronomers have recently started looking for black holes bigger than galaxies. Brian Lacki explains how these “stupendously large black holes” might be used by alien civilisations, and what makes the ...