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Human embryo at the 4 cell stage

Health

Embryo cells decide their future only two days after conception

The identical-looking cells of a four-cell embryo have already started deciding their fates, a discovery that could improve IVF and stem cell therapies

News

A haploid cell with 23 chromosomes (left), and a diploid cell with 46 chromosomes (right).

Life

Human stem cell with half a genome could help infertile couples

News

A premature baby

Life

Urine from premature babies could repair damaged kidneys

News

stem cells

Health

First fully approved 'off the shelf' stem cells launch in Japan

News

Two dogs with their heads looking out of the tops of a row of cubicles. They are both clones of the same black-and-tan German Shepherd dog, and their only difference is that the left ear of one of them points upwards

Earth

Inside the cloning factory that creates 500 new animals a day

Analysis

World's first trial of stem cell therapy in the womb

Health

World's first trial of stem cell therapy in the womb

News

Health

Rebooted pancreas cells could ease type 1 diabetes

News

Patent for first method to create human sperm, but does it work?

Health

Patent for first method to create human sperm, but does it work?

News

Health

Donated liposuction stem cells could heal difficult wounds

News

Scientists reject claims of lab-grown mini human brain

Life

Scientists reject claims of lab-grown mini human brain

It made headlines, but a claim to have cultured a nearly fully formed brain is "entirely unjustified", say neuroscientists contacted by 91av

News

Health

Mutation alert halts stem-cell trial to cure blindness

News

60 Seconds

News

Life

Tiny beating human heart made from scratch

News

What is artificial blood and why is the UK going to trial it?

News