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Add Yahoo as a preferred source to see more of our stories on Google. When 12 alien spacecraft arrive at points around the globe, a collection of scientists, language experts, and military personnel ...

Over a year ago, we received a signal from Mars—an encoded message from Europe’s Martian orbiter, picked up by three observatories on Earth. The contents of this simulated alien message, crafted by an ...

A simulated “alien” signal sent by a Nasa orbiter circling Mars has finally been cracked after months by a father-daughter duo, revealing the cosmic coded message. Nasa collaborated with SETI ...

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 ...

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A Kentucky city has drummed up a unique way to boost tourism in the Blue Grass state — by blasting an invitation to aliens possibly living in a star system 40 lightyears away. Scientists in Lexington ...

If you were an alien from TRAPPIST-1, a star some 40 light-years away from Earth, searching for signs of intelligent life, you might spot an odd burst of infrared light coming from our solar system.