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Male Contraceptive, Winter Snooze, Whale Fight Songs

Curiosity Weekly

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The SAC Inhibitor in Sperm After Ejaculation

Researchers tested their compound on sperm samples extracted from mice. They found that 52 male mice exposed to the inhibitor anywhere between 30 and 150 minutes before a copulation were completely unable to impregnate female mice. Within a two-hour window, 15 of those mice impregnated female mice. Unfortunately, one pregnancy did occur at that time. This set the researchers on a course to begin developing this inhibitor as a pill you could take with a meal.

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