Neural stem cells injected into the brain of a stroke patient in world first

Researchers hope the brain stem cells will stimulate the growth of new neurons and reduce inflammation caused by the stroke

Children with autism have distinctive patterns of brain activity

Researchers say they have identified a unique 'signature' of autism in the brains of children with the condition

Cosmetic surgeon may be sued for daring to question ‘Boob Job’ cream

Dalia Nield is under threat of libel action after saying it was 'highly unlikely' Boob Job cream could increase breast size

The science of sleep: hope for narcolepsy sufferers

Recent medical advances have given narcolepsy sufferers hope of a normal life, but only for a few in the UK

Common painkillers could be linked to male reproductive disorder

Scientists find link between mild painkiller use in pregnancy and raised risk of having a son with cryptorchidism

Vision chip: ‘People looked like ghosts’

Miikka Terho describes how he lost his sight and the learning process after surgeons fitted an electronic chip to restore it

Vision chip restores sight to blind man

The chip, which contains 1,500 light-sensitive elements, replaces damaged cells in a blind person's retina

Immune discovery opens up new line of attack against viruses

The immune system has been found to target viruses inside cells, suggesting new strategies against infections including the common cold and winter vomiting bug

NHS funding for homeopathy risks misleading patients, says chief scientist

Sir John Beddington says NHS funding may harm patients' health if they choose it over conventional medicine

I hope contraceptive gel will replace the imperfect pill

Mary Fitzgerald: A seeming lack of side effects could make a new gel revolutionary. Perhaps one day contraception will even be sexy