A team of scientists has pulled off a microscopic trick worthy of Houdini. In new research out today, they show it’s possible to create functional human egg cells from a person’s skin cells. Researchers at Oregon Health & Science University led the study, published Tuesday in Nature Communications. Using a variety of techniques, they successfully […]
Sperm Use Secret Corkscrew Power to Turbocharge Their Swim
When we learn about “the birds and the bees,” we’re taught that after heterosexual intercourse, sperm swim up through the vagina, past the uterus, and into the fallopian tube, where one fertilizes an egg released by the ovaries. It turns out, however, that sperm aren’t just leisurely swimming—they’re racing through the female reproductive tract, propelled […]