For a long while, conspiracy folks have complained about microwaves controlling their thoughts and actions, hence the tin-foil hats. 

But the question still stands, can the human brain be hacked?

The implications might be disconcerting, but Asap SCIENCE explains that science is already on its way to ‘hacking’ the brain. 

Those uplifting online videos of people hearing for the first time with cochlear implant is just one example. 

Scientist have already figured out a more precise way to activate neurons using a lasers, and have been able motivate a mouse to run left just by shining a laser on it.