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Life

Bacteria release aphrodisiacs that put others in mood for sex

Eros protein is the first evidence that bacteria regulate mating of other, non-bacterial creatures

Environment

Brain switch in voles makes them fall in love at first sight

A pair of cowpea seed beetles mating

Environment

Traumatic beetle sex causes rapid evolutionary arms race

Two pairs of bare legs facing each other, underwear around their ankles

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Unprotected sex may disrupt the microbiome in vagina

Gonorrhoea bacteria

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It has got harder to access sexual health services in the UK

lamprey

Life

Female fish mate 200 times but save eggs for the perfect male

robot head

Technology

How to build better sex robots: stop making them look human

pills

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Why some people with HIV can now ditch condoms

Two people embracing

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Injections of sex-related hormone increase arousal in the brain

A juvenile zebra shark

Environment

Female shark learns to reproduce without males after years alone

Some fish and reptiles can reproduce asexually, but a shark in an Australian aquarium is a rare case of this in an animal that once had a mate

Environment

Wild monkey filmed mounting deer and trying to have sex with it

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Massive drop in London HIV rates may be due to internet drugs

Environment

Longer 鈥榩enis鈥� drives evolution of bigger brains in female fish

Humans

Zap to the brain alters libido in unique sex study