Stephen Hawking: 'I would consider assisted suicide'

Physicist tells BBC programme he would consider ending his life if he had nothing more to contribute and was a burden to those around him

Stephen Hawking has said he would consider ending his own life if he became a burden to others or if he had "nothing more to contribute".

But the physicist and cosmologist told a forthcoming BBC programme he knows he has much more scientific work to do, despite his advanced motor neurone disease.