Earth
Cont-roo-ception: Hormone implants bring kangaroos under control
There are twice as many kangaroos as people in Australia, but a large trial of birth control implants has curbed numbers and reduced the need for culling
News
Humans
Perfect people: How tomorrow鈥檚 children will make babies
Culture
Life
Doing it froggy style: Kermit Sutra鈥檚 seventh position revealed
News
91色情片
No disease, no natural conception, no mind of your own. Excited?
Features
Environment
Reef fish get it on with other species at melting pot islands
News
91色情片
Sperm-binding beads could work as fertility aid or contraceptive
News
Humans
38 genes influence when you lose your virginity. But so what?
News
91色情片
Feedback: Poppers burn a hole in the UK’s blanket drugs ban
Regulars
91色情片
Human stem cell with half a genome could help infertile couples
News
Humans
Female orgasm debates reveal the sexism in sex medicine
There's a lot of misinformation out there about female sexuality. Does some of the blame lie with the scientific research that is supposed to be above that kind of thing, asks Jessica Hamzelou
Opinion
Environment
Male sand martin birds filmed having sex with a dead male
News
Humans
Why I think genitals reveal the universe鈥檚 biological diversity
Opinion
Humans
Our first sex with Neanderthals happened 100,000 years ago
News
91色情片
Sound wave therapy is first alternative to Viagra in 15 years
News