Environment
Zoologger: The most bizarre life story on Earth?
Zoologger is our weekly column highlighting extraordinary animals – and occasionally other organisms – from around the world.
News
Humans
How female wallabies boost their males’ testosterone
News
Humans
Male crayfish turned on by urine
News
Humans
Zoologger: The world’s most promiscuous… snail
News
Environment
Post-coital warfare: insect semen kills rival sperm
News
Humans
Women with good genes may have more sexual partners
News
Humans
Dirty tricks of the egg and sperm race
Features
Humans
Even in the virtual world, men judge women on looks
News
Humans
My big fat geek wedding: Tears, joy and oxytocin
Features
Humans
How to put science into romance
A Â鶹´«Ã½ reporter has shown extraordinary dedication to her craft by turning her wedding into an experiment
Opinion
Health
The secret of a sperm’s wiggle
News
Humans
Intense males have the best sperm
News
Humans
When men shouldn’t be in want of a wife
News
Health
2009 review: Sex at the noughties’ end
News