Neuroscientists observe compass-like activity sweeping around a dense ring of cells inside the brain of fruit flies.

The global pharmaceutical industry is being called on to pay for a $2bn innovation fund to revitalise research into antibiotics.

British soprano Sarah Brightman calls off her trip to the International Space Station citing "personal family reasons".

Italian engineers build a surgical arm inspired by the humble octopus, with a tube of coffee granules playing a key role in its action.

A study suggests that when most galaxies stop forming stars, this death is a slow process that gradually chokes them of the necessary cool gases.