DNA

Researchers in Japan and US have unlocked the 60-year mystery of what gives cats their orange colour.

The UK led the way in this field of science until recently - but now other countries have overtaken. So, how can that lead be recovered?

Experts at the National Institute of Health and Care Research say they need more diverse samples.

Nine-month-old Noah Jordan from Cornwall died 18 days after being diagnosed with the disease.

Cambridge scientists identify six genes which they say "profoundly" affect the timing of puberty.

Arthur, 11, is taking part in the study and hopes it will help find him the right treatment.

A recent magazine article suggests the DNA of a big cat has been identified on a Cumbrian sheep.

The gene-editing method used might ultimately offer a way to remove HIV, experts say.