You may have thought you had Gaydar, but also thought that it was immature or homophobic for you to actually consider it a legitimage way to judge someone’s sexuality. But it turns out that feeling you get that someone is gay is, more often than not, quite correct. The Public Library of Science claims people can tell a person’s sexuality by looking at their face (for less than a second) with above-chance accuracy.
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Students at the University of Washington were shown 100 black-and-white photos of men and women. To keep it from being way too easy, in the pictures, the subjects were stripped of hairstyles, facial hair, makeup, and glasses.
Sexuality was guessed correctly more than 50% of the time, and 2/3 of the time when the subject was a woman.
Judgment accuracy for faces shown upside-down, however, was seriously reduced. Keep that in mind when going Gaydar detecting on the monkey bars.
Still, little is known about how these judgments are formed. Back to the drawing board, scientists.