22 votes

Did Einstein reply "Ask Tesla" when asked how it felt to be the smartest man alive?

Highly unlikely, and even if it was said, it would have been sarcastic. Every source that I was able to find online is unsourced, apparently said in a private conversation. As a wise man once said ...
  • 21.8k
13 votes

Did Tesla calculate the cubic root of the mass of his food before eating?

According to The Electrical World: One queer notion he had was to work out everything by three or the powers of three. He would also calculate the cubes of every article of food put on the table at ...
  • 23.5k
13 votes
Accepted

Can anyone function on just 2 hours sleep per night?

Short version: A short-sleep human phenotype has been described in the literature. However, the reported sleep times I found in the scientific literature for those people are around 6h / day vs. 8h ...
8 votes

Is Nikola Tesla the only scientist to successfully create ball lightning?

He is not the only one to reproduce ball lightning. Mysterious 'Ball Lightning' Recreated In The Lab [GIFS] From a NASA site (PDF): At last the discovery of how to produce ball lightning on a command ...
7 votes
Accepted

Did Tesla calculate the cubic root of the mass of his food before eating?

According to the 15 February 1890 The Electrical World volume XV, page 106 One queer notion he had was to work out everything by three or the powers of three. He would also calculate the cubes of ...
  • 99.4k
1 vote

Is Nikola Tesla the only scientist to successfully create ball lightning?

He is not the only but beyond doubt was the first one. According to Ball lightnings in Tesla's lab: The adjustments should be made with particular care when the transmitter is one of great power, not ...
  • 11
1 vote

Did Nikola Tesla work on "healing machines"?

Yes, here is his paper submitted to the American Electro-Therapeutic Association: Another observation which promises to lead to much more useful results is the following: As before remarked, by ...
  • 40.5k

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