How to message a Martian
Apparently the first audio message broadcast into space with the ostensible purpose of communicating with aliens was the sound of vaginal contractions in ballerinas. According to Daniel Oberhaus’s Extraterrestrial Languages, the artist Joe Davis beamed the information from an MIT radar installation towards the stars Tau Ceti and Epsilon Eridani in 1985. A USAF colonel shut the transmission down when he discovered what the content was. Never mind the difficulties of communicating with aliens; sometimes it’s pretty hard to understand what’s going on in the minds of humans. The question of how we’ll talk to extraterrestrials, as and when we eventually find some, is an old one. Oberhaus, a writer