A civilization capable of interstellar travel may also be one that has moved beyond conquest, excess and ecological ...

In the search for extraterrestrial life, researchers have hinted at the idea that advanced alien civilizations may be communicating with each other using a series of flashing lights, similar to the ...

Advanced alien civilisations could already be talking to each other across space using a "firefly" technique, it has been claimed. Scientists believe aliens could be communicating with flashing lights ...