Tesla’s Spirit Radio uses a simple crystal radio circuit connected to a computer sound-in jack to generate spooky sounds from all kinds of electromagnetic sources. As you will see, it creeped the hell out of Tesla himself, according to Higher.
Da Vinci - Flower of Life Sketch. Leonardo da Vinci has studied the Flower of Life's form and its mathematical properties. He has drawn the Flower of Life itself, as well as components therein, such as the Seed of Life.