At the Palais de la Decouverte in Paris, a 1kg aluminium plate is levitated above a large coil of wire that is being supplied with 800A of alternating current at 900Hz.
Note the flare of the globes on the lamp when he moves it into the magnetic field and the steam coming off the surface - it’s also humming with the frequency of the alternating current. If you have time I recommend watching the video - it is very entertaining.
Yes, there is a scientific reason why you hate Hawaiian shirts.
These, and so, so many more pieces of cultural ephemera, appear in the scientific paper “Funny Kine Clothes: The Hawaiian Shirt As Popular Culture,” published in the Journal for Interdisciplinary and Cross-Cultural Studies, a document I would invite you to read every word of ASAP. Its two authors, University of Hawaii at Manoa’s Marcia Morgado and Andrew Reilly, pored over decades’ worth of cartoons, stock photos, and articles, then applied Chomskyan analysis to the body of research…
Why the strong feelings? We only have theories; but they’re decent theories, at least. The shirt really was a work of Hawaiian industries making bank selling to mainland customers and tourists visting the islands. Meanwhile, “[a]mong the resident population there was little interest in the shirt other than as a boost to the tourist trade.