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

The investigation of pulsar signals suggests that aliens may be communicating their presence by flashing signals in the universe.

“I have no clue if there are aliens out there,” concedes Douglas Vakoch, director of METI International, an organization committed to contacting extraterrestrial intelligence. But he is certain that ...

Humans should look to planetary alignments outside of the solar system when searching for signatures of extraterrestrial communications, scientists say. The nascent search for radio transmissions from ...

In the 2016 science fiction movie Arrival, a linguist is faced with the daunting task of deciphering an alien language consisting of palindromic phrases, which read the same backwards as they do ...