The latest hunt for alien signals in the TRAPPIST-1 planetary system has test-driven a new strategy that will allow astronomers to perform a more efficient, targeted search for technological ...

“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 ...

On a hot November day in the tropical forest of Arecibo, Puerto Rico, amongst the croaking of coquís, the message went out. Warbling audio crackled over loudspeakers—the audible result of the work of ...

Interference channels encapsulate scenarios in which multiple transmitters share a common communication medium, resulting in overlapping signals that can disturb the intended message reception. This ...