Watch this Sat: CCNY tDCS on TechNow Al Jazeera America

This Saturday. Sept 27, 2015 at 7:30 PM on Al Jazeera America. Includes interview with Prof. Marom Bikson and Dr. Abhishek Datta of Soterix Medical.

Join "TechKnow" contributors Phil Torres, Cara Santa Maria and Crystal Dilworth as they explore scientific discoveries and their impact on our lives. Cara Santa Maria explores the science of electrical brain stimulation and the DIY movement behind it. Plus we put TechKnow contributors up to the test and have them face their age.