Hacking your brain — economist.com

“IT’S like coffee times ten,” raves one enthusiast. “I use it a couple of times a week and problems solve themselves. At the end of the day, I haven’t wasted hours on frivolous websites. At the end of the week, my apartment is clean.” This marvel of productivity is not a new energy drink or an experimental wonder drug but a simple electrical device that he built at home for less than $10. Whenever this physicist feels like an extra burst of motivation, he places electrodes on his skull and sends a jolt of electricity into his brain.

Read More