How We Turned the Tide in the Roach Wars

A week before Christmas in 1983, two chemists at Yale University made a breakthrough that they thought could change the world. “It was like opening up a door and seeing a light,” one of the scientists, Stuart Schreiber, later told The New York Times. The pair had produced a substance, periplanone-B, that sends the male American cockroach into a thrashing, sexual frenzy.