Very Short Introduction to MHD (en)
Very Short Introduction to MHD
Mikiya Matsuzaka
Yamato-1 - Wikipedia
https://en.wikipedia.org/wiki/Yamato-1
This is being completely ignored, but the original source of the above is, to a considerable extent, Jean-Pierre Petit, and its own origin traces back to letters from extraterrestrials. Using the same principle, it is also possible to build submarines, which are not very different from UFOs.