Could the first confirmed signal from an extraterrestrial source be less a hello than a goodbye? Astrophysicist David Kipping argues as much, and his “Eschatian Hypothesis” reimagines the way ...

Advanced aliens could be chatting with each other using light flashes in plain sight, similar to how fireflies communicate, ...

The first unmistakable signal from another intelligence may not be a cheerful greeting. A growing group of researchers is ...

ADVANCED alien civilisations might be talking to each other across the vast reaches of space using a “firefly” technique.

Historically, many scientists and society have been fascinated by the prospect of making contact with extraterrestrial civilisations. People around th.

It is unclear whether a [3I/ATLAS] would transmit radio signals … such signals would take tens of thousands of years to cross ...

Though this hunt came up empty, the fact that 3I/ATLAS is only the third known object found in the solar system after ...

Explore how astronomers aim to identify signs of alien life by analysing the atmospheres of distant exoplanets through ...

A distant pulsar’s radio signal flickers as it passes through space, much like stars twinkle in Earth’s atmosphere. By ...

The recent, widely covered signal that's allegedly got SETI hot and bothered is almost certainly not aliens. But that doesn't mean it's not cool. Share on Facebook (opens in a new window) Share on X ...