Sex is a tricky business, evolutionarily speaking. One problem is that sexually reproducing organisms must suffer the considerable faff of securing a mate (for the males of some species, the struggle ...

A new study reveals corals must be within only a few meters of each other to successfully reproduce, leaving them vulnerable in a warming world. A new study reveals corals must be within only a few ...

If the idea of living robots made out of frog cells isn't quite weird enough for you, how about living robots made out of frog cells with the ability to reproduce? These first-of-a-kind "Xenobots" are ...

Breakthroughs, discoveries, and DIY tips sent six days a week. Terms of Service and Privacy Policy. It’s been a wormy, sexual head-scratcher for years. The Japanese ...

In 2016, two Japanese reproductive biologists, Katsuhiko Hayashi and Mitinori Saitou, made an announcement in the journal Nature that read like a science-fiction novel. The researchers had taken skin ...

Novel research on the life history of fruit fly sperm demonstrates molecular continuity between the male and female reproductive tracts. Nearly 20 percent of couples in the United States fail to ...