Want TED Talks on the go? Every week, this feed brings you our latest talks in audio format. Hear thought-provoking ideas on every subject imaginable – from Artificial Intelligence to Zoology, and everything in between – given by the world's leading thinkers and doers. This collection of talks, given at TED and TEDx conferences around the globe, is also available in video format.
July 21st, 2016
Episode 605 of 840 episodes
Neuroengineer Ed Boyden wants to know how the tiny biomolecules in our brains generate emotions, thoughts and feelings -- and he wants to find the molecular changes that lead to disorders like epilepsy and Alzheimer's. Rather than magnify these invisible structures with a microscope, he wondered: What if we physically enlarge them and make them easier to see? Learn how the same polymers used to make baby diapers swell could be a key to better understanding our brains.