Greg Gage from Backyard Brains demonstrates their SpikerBox kit, which lets you experiment with cockroach neurons. Becky and Greg surgically remove a cockroach leg and listen to the neurons firing. This is an archived clip from Make: Live, which was originally broadcasted on 7/29/11. Go to http://makezine.com/​live/​ for information about the show, chat transcripts, and details on the next show.