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Get the Popular Science daily newsletter💡 Breakthroughs, discoveries, and DIY tips sent every weekday. When a mother is pregnant, it’s…

Get the Popular Science daily newsletter💡 Sperm are somewhat like Goldilocks in their quest for everything to be just right.…

You've likely seen TikToks videos, Reddit posts, or Instagram reels of women calling out men for being creepy at the…

While the bite from a venomous blue-lined octopus (Hapalochlaena fasciata) can result in a painful, potentially life-or-death emergency for humans,…

Androgens are hormones that control the development of male sexual characteristics. The most powerful of the androgens is called 5α-dihydrotestosterone…

Well, men of America, buckle up. Mississippi Sen. Bradford Blackmon has sponsored a bill called the “Contraception Begins at Erection…

Researchers say they have made a startling discovery in the Amazon River. But their evidence wasn’t collected from the water—it…

The PhotoVogue Festival, the first conscious fashion photography festival that focuses on the common ground between ethics and aesthetics, returns…

A team of stem cell scientists have successfully used embryonic stem cell engineering to create a bi-paternal mouse — a…

Researchers at the Crick have uncovered which genes on the Y chromosome regulate the development of sperm and impact fertility…