22 Fascinating Facts About Nikola Tesla, History’s Greatest “Mad Scientist”

Published July 1, 2017
Updated March 12, 2024

Often overshadowed by his one-time employer, Thomas Edison, Serbian-born inventor, engineer, and physicist Nikola Tesla is known mostly as the archetypical "mad scientist" behind breakthroughs like the AC induction motor and the Tesla coil.

While Tesla indeed enjoyed a successful career as an inventor, his personal life was a different story, as he displayed many asocial behaviors and had no documented romantic relationships. Ultimately, he ultimately ended up both destitute and alone.

Having seemingly become more eccentric with each passing year of his life, Tesla exhibited a list of odd behaviors that are now remembered perhaps as well as his legacy of preternatural brilliance.

Represented among the Nikola Tesla facts above are both sides of one of the most complex figures of our time.

Nikola Tesla
History Uncovered Podcast
Episode 20: The Rise And Fall Of Nikola Tesla
He made some of the most astonishing technological breakthroughs of the late 19th and early 20th centuries — then he lived out his last days in isolation before dying penniless and alone. This is the story of Nikola Tesla's final chapter.

After this survey of fascinating Nikola Tesla facts, check out this list of some of the Tesla predictions that came true. Then, see how people today have made use of the Tesla coil.

author
Gabe Paoletti
author
Gabe Paoletti is a New York City-based writer and a former Editorial Intern at All That's Interesting. He holds a Bachelor's in English from Fordham University.
editor
John Kuroski
editor
Based in Brooklyn, New York, John Kuroski is the editorial director of All That's Interesting. He graduated from New York University with a degree in history, earning a place in the Phi Alpha Theta honor society for history students. An editor at All That's Interesting since 2015, his areas of expertise include modern American history and the ancient Near East. In an editing career spanning 17 years, he previously served as managing editor of Elmore Magazine in New York City for seven years.
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Paoletti, Gabe. "22 Fascinating Facts About Nikola Tesla, History’s Greatest “Mad Scientist”." AllThatsInteresting.com, July 1, 2017, https://allthatsinteresting.com/nikola-tesla-facts. Accessed August 16, 2025.