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Men's sperm quality decreases at age 35

Both the quality and quantity of sperm start to decline earlier than was thought, and older men become more likely to have girls

News

First evidence of what peahens look at in a mate

Life

First evidence of what peahens look at in a mate

News

Chimps have experimented with sex more than humans

Life

Chimps have experimented with sex more than humans

News

Voice almighty: Decoding speech's secret signals

Life

Voice almighty: Decoding speech's secret signals

Features

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Life

Designer babies are on the horizon but aren't here yet

Opinion

First baby born after full genetic screening of embryos

Life

First baby born after full genetic screening of embryos

News

Control sex for humanity's future

Life

Control sex for humanity's future

CultureLab

Zoologger: Hipster toad has weaponised moustache

Life

Zoologger: Hipster toad has weaponised moustache

News

Does banning prostitution make women safer?

Life

Does banning prostitution make women safer?

Opinion

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Life

Mice lacking serotonin swap sexual preferences

Female mice unable to respond to serotonin prefer to sniff and mount their own sex over males

News

Life

Zoologger: The tiny insect with the massive sperm

News

Life

Brutal battles of animal sexes

Books & Arts

Life

Zoologger: Picture-winged fly quenches thirst on sperm

News

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US women can get morning-after pill over the counter

News

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