Humans
Why did sex evolve? Blame an ancient hook-up
Cloning is much easier than making offspring with a partner, so why bother? It's to do with how our cells came together, says biologist Justin Havird
Opinion
Humans
Speed dating shows arranged bird marriages lead to bad parenting
News
Humans
How to navigate the moral maze of the Ashley Madison leak
Opinion
Health
Female ‘Viagra’ has been approved: Here’s what you need to know
News
Humans
See this odd octopus mate beak-to-beak and hunt like no other
Regulars
Health
IVF can be both a blessing and a curse
Opinion
Humans
Is it possible to permanently delete a social media profile?
News
Humans
Sexuality is fluid 鈥� it’s time to get past ‘born this way’
Opinion
Humans
Semen has controlling power over female genes and behaviour
News
Environment
Damselflies keep up heart-shaped Kama Sutra sex in their old age
The insects continue their acrobatic embraces throughout their life, which lasts for several weeks
Regulars
Environment
Zoologger: The sex-addicted tiny lemur with giant testicles
News
Health
Want tall, smart children? Find an exotic stranger
News
Health
Weird cells in your semen? Don’t panic, you might just have flu
News
Health
Homosexuality ‘not un-African’: report undermines anti-gay laws
News