The Portuguese Man O' War (Physalia physalis), also known as the Portuguese Man-Of-War, Man-Of-War, or Bluebottle, is a jellyfish-like marine cnidarian of the family Physaliidae. Its venomous tentacles can deliver a powerful sting.
Nikola Tesla’s patent for “Method of and Apparatus for Controlling Mechanism of Moving Vessels or Vehicles”, 1898, an early use of radio waves. Description from pinterest.com. I searched for this on bing.com/images