ancona
Praying Mantis
I kid you not, an electric [battery powered] plane just flew across the English Channel. Exactly how the hell they were able to get the power density required for powered flight I cannot know, but they did. Some guy with balls of steel flew this thing across with some power to spare.
http://arstechnica.com/cars/2015/07...ic-plane-will-fly-across-the-english-channel/
http://arstechnica.com/cars/2015/07...ic-plane-will-fly-across-the-english-channel/