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Polycystic ovary syndrome

Health

A better understanding of PCOS offers fresh hope for new treatments

New insights into polycystic ovary syndrome are revealing more about the causes of this common but misunderstood whole-body condition, and these could lead to new treatments

Features

Abdominal pain is a common endometriosis symptom

Health

Genetic map of cells linked to endometriosis could improve treatments

News

Fruit fly

Life

Male flies produce a chemical that makes females sleep in after mating

News

Fewer than expected boys were born in England and Wales three months after lockdown was introduced

Health

Fewer boys born in England and Wales in early stage of the pandemic

News

Clusters of sperm

Life

Sperm move in packs like cyclists to push through thick vaginal fluid

News

Posidonia australis

Life

Australian seagrass has cloned itself to cover 180 kilometres of coast

News

rPGCLC-derived pups (Generated by injection of rPGCLC-derived spermatids into rat oocytes)

Health

Rat pups born from sperm artificially produced from stem cells

News

Female wētā insects have two sets of genitals and eat male ejaculate

Life

Female wētā insects have two sets of genitals and eat male ejaculate

News

Contraceptive pills

Health

Male contraceptive pill is safe and effective in tests in mice

News

The parthenogenetic mouse and the offspring. The parthenogenetic mouse was generated by targeted epigenetic rewriting of multiple imprinting control regions. The parthenogenetic mouse exhibited normal reproductive performance as an adult.

Life

Mouse pups born from unfertilised eggs through genetic manipulation

Parthenogenesis, the development of offspring from unfertilised eggs, was thought to be impossible in mammals, but researchers have used genetic trickery to make it happen

News

Life

Fossilised dinosaur embryo found exquisitely preserved inside egg

News

Life

Zebra finch songs alter the behaviour of their chicks' mitochondria

News

Life

Living robots made from frog cells can replicate themselves in a dish

News

Health

Sperm quality has been declining for 16 years among men in the US

News