Probably best known now as the name of a high-spec electric car, the original Tesla was a hugely influential engineer and inventor. Find out how a whole quack industry in ‘violet ray’ therapy was developed from one of his greatest discoveries.
Tesla, quacks and violet rays
Words by Surya Bowyer
- In pictures
About the author
Surya Bowyer
Surya Bowyer is a writer and educator from London. He is interested in the intertwined histories of media and technology.