We hoped extraterrestrials could decode the plaque attached to the Pioneer spacecraft in the 1970s. Would we be able to figure out theirs? A recent paper claiming that a comet was the source of SETI’s ...
Humans, generally speaking, are incredibly interested in the potential existence of intelligent alien life. The idea that an alien civilization exists somewhere in the cosmos has always fascinated us, ...
In May of 2023, as part of a science-art project, the European Space Agency’s ExoMars Trace Gas Orbiter sent a signal to Earth as a simulated “alien message.” Although citizen scientists retrieved the ...
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