Elon Musk’s Claims About Brain Company Mostly Backed by Science

Elon Musk has made plenty of claims about Neuralink Corp., his brain-machine interface company. On Twitter and on podcasts, the billionaire has touted abilities that sound nothing short of miraculous: easing depression, helping with obsessive compulsive disorder and treating traumatic brain injuries.

Now, Neuralink, whose work has largely been shrouded in secrecy, is set to give a public “progress update” on Friday.