Ancient Aliens

Season 5, Episode 3

Episode Title: Alien Power Plants

Air Date: 2013-01-04

Overview:

Egyptian hieroglyphs depict the use of light bulbs in tombs and secret chambers. And batteries may have been discovered among artifacts from Mesopotamia. Did the Ancients understand electricity, and if so, how did they discover this technology? Might they have had help from extraterrestrials?