New Medical Device Treats Epilepsy With A Well-Timed Zap

Imagine a tiny computer embedded under your scalp that's constantly tracking your brain activity and zapping you when it senses something awry.

http://www.npr.org/blogs/health/2013/11/16/245468383/new-medical-device-treats-epilepsy-with-a-well-timed-zap?ft=1&f=1007