The potential to link the human brain with a computer is a step closer to reality according to Elon Musk who says his company implanted the Neuralink brain chip into a patient.
Other companies are exploring similar devices which could transform lives for those with motor function issues.
How far has science come in helping people function better and how far off is this technology from becoming an option for people in need.

Dr. Chirstopher Ahuja, neurosurgeon at Northwestern Medicine, joined the WGN Evening News to offer perspective and more on this.