You could one day connect your brain to a computer through your nose Ray Kurzweil has joined Subsense, a startup developing a brain-computer interface that cou

You could one day connect your brain to a computer through your nose Ray Kurzweil has joined Subsense, a startup developing a brain-computer interface that could deliver charged nanoparticles to the brain through a nasal spray. The company has raised $27 million and is currently testing the technol…