For much of the 20th century it was thought that the adult brain was incapable of regeneration. This view has since shifted dramatically and neurogenesis – the birth of new neurons – is now a widely ...

A 30-year-old man paralysed in a swimming accident was the first human to receive Elon Musk's Neuralink brain implant earlier this year. He can use the implant to control a computer and even play ...