We were instructed to sniff as many T-shirts of the sex we were attracted to, and select shirts that innately smelled the sexiest. I came across bag number 166, which shockingly smelled exactly like my grandmother’s house – a delightful mix of Christmas and chicken parmesan. The point was to trust our instincts, right? I went with it.

— Julia Calderone attends a pheromone-based speed dating party. Read more at Plenty of Pheromones in the Sea at Scientific American.