Far from science fiction, brain-machine interfaces present a glimpse of the future of technologies powered by thought. Devices that convert brain activity from algorithm to action are giving those who are unable to speak or use their limbs independence once again.

In my latest Research & Discoveries piece for the Society for Neuroscience, I look at the history of this technology, where we're at today, and what the future might hold for paralyzed patients.Read it here: Brain-Machine Interfaces: Converting Thoughts Into Action.