Neuroscientists Peer Into The Mind's Eye, Alexander von Humboldt. May 3, 2019, Part 2 Listen Download Embed Share Share this on Facebook (Opens in a new window) Share this on Twitter (Opens in a new window) Share this via Email A scene from Andrea Wulf’s new book “The Adventures of Alexander von Humboldt,” which depicts how Alexander von Humboldt was able to obtain electric eels to study their leaping attack behavior. ( Illustrated by Lillian Melcher ) Hosted by Ira Flatow Produced by Science Friday and WNYC Studios