Flu jabs 'can't stop pneumonia'

Heart disease 'reversed in mice'
Scientists have halted the advance of heart disease in mice - and even reversed some of its effects.

Cannabis upgrade 'very damaging'
A group of leading scientists and MPs attacks government plans to re-classify cannabis as a more dangerous drug.

Micro needles aid bionic advances
Scientists are developing microscopic needles which could help amputees move artificial limbs with brain power.

Motor neurone disease clue found
Scientists have identified a molecule which could be key to understanding the cause of motor neurone disease.

Hair colour loss 'reversal hope'
People whose hair has turned white because of illness are being offered hope that scientists may be able to reverse the process.