Neuroscientists decode brain speech signals into written text

Study funded by Facebook aims to improve communication with paralysed patients

When Stephen Hawking wanted to speak, he chose letters and words from a synthesiser screen controlled by twitches of a muscle in his cheek.

But the painstaking process the cosmologist used might soon be bound for the dustbin. With a radical new approach, doctors have found a way to extract a person's speech directly from their brain.