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A baby being kissed on either cheek by two women

Health

Allow lesbians to use 'three-parent' baby IVF to have children

Mitochondrial replacement techniques should be used to help same-sex female couples have children genetically-related to both partners, says Alex Pearlman

Comment

Crowd with BORN THIS WAY banner

Life

We’re homing in on the pathways that shape sexual orientation

News

a family with boys

Humans

We may know why younger brothers are more likely to be gay

News

child welfare artwork

Humans

Kids are alright whatever the family make-up, so let them be

Leader

Setting up blood artwork

Health

Bloody exhibition is only for the brave and the bold

Culture

fetus

Life

Why the "bisexuality hormone" study is not as simple as it seems

Analysis

A close-up of a completed oral sex prosthetic retainer

Technology

Sex and dentistry: I made a fellatio prosthetic for my mouth

News

Someone playing with a game app called

Technology

Sexing it app: The erotic video games that explore sexuality

News

A queue of people waiting to give blood beside a sign saying

Health

Orlando massacre prompts call to ease gay blood donor rules

News

US drops lifetime ban on gay men donating blood

Health

US drops lifetime ban on gay men donating blood

Men who have sex with men can now give blood – as long as they haven't had sex within the last year

News

Life

Gay or straight? Saliva test can predict male sexual orientation

News

Humans

Sexuality is fluid – it's time to get past 'born this way'

Opinion