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I personally don't but the internet has plenty of information regarding his experiments and designs that attempted to find "ghosts"
He was the original mastermind behind spiritual containment that ghostbusters ripped off. To be honest, his later part of life was probably the most interesting, even though he was Nuts.
Anyone who knows about tesla knows he was nuts

well, he was OCD. He had to walk around his building a set amount of times after he ate dinner. And he could only stay in hotel room numbers that were divisible by 3. In fact, he had everything divisible by three.....he also had to fold his napkins in certain ways or else he couldn't eat dinner.....