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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

Biggest ever family tree shows when cousins stopped having sex

Humans

Biggest ever family tree shows when cousins stopped having sex

News

Deep-sea fish lay eggs near hydrothermal vents to keep them warm

Life

Deep-sea fish lay eggs near hydrothermal vents to keep them warm

News

The worst mass extinction may have begun with mass sterilisation

Earth

The worst mass extinction may have begun with mass sterilisation

News

Young 'dinosauromorphs' may have begged for food like baby birds

Life

Young 'dinosauromorphs' may have begged for food like baby birds

News

Lizards re-evolved eggs after thousands of years of live births

Life

Lizards re-evolved eggs after thousands of years of live births

News

family

Life

Fertility clinics are fudging IVF stats to look more successful

Insight

pregnant woman

Life

Does it matter if my child is not genetically related to me?

Features

Adelie penguins

Life

Let's hope chickless penguin colony can come back from the brink

Comment

leader

Humans

Why the male infertility crisis could be good news for women

The steep decline in sperm counts is an opportunity to finally dispel the idea that fertility is primarily a women’s issue

Leader

Health

Sperm age calculator tells men how decrepit their sperm are

News

Health

All you need to know about the menopause (but nobody tells you)

Features

Health

Stem cell technique could reverse a major type of infertility

News

Health

IVF babies grow up heavier and may have higher risk of obesity

News