Stephen Hawking has passed away at 76

Professor Stephen Hawking has died at the age of 76, a spokesman for his family said.

In a statement Professor Hawking's children, Lucy, Robert and Tim said: "We are deeply saddened that our beloved father passed away today.

"He was a great scientist and an extraordinary man whose work and legacy will live on for many years.

"His courage and persistence with his brilliance and humour inspired people across the world.