Los Angeles is set to host the worlds first ‘live sperm race on April 25. The one-of-a-kind event, hosted by Sperm Racing, a ...

A sperm cell and an egg cell each contain half the ... When Antonie van Leeuwenhoek vastly improved the microscope in the 1600s and observed living cells for the first time, humanity started ...

“You can anesthetize the worm, watch through a microscope, and film the entire process in 45 minutes” as an egg cell develops and is fertilized by a sperm. McNally’s study of worms could ...