Nikola Tesla was crazy smart. He invented the idea for cell phones in 1893, discovered alternating current, and invented a death ray gun. Of course, he also talked to pigeons, ate only boiled food, an
London was once covered in a fog so polluted that it killed 12,000 people. The Aleppo earthquake killed 230,000 people, and a wall of water mysteriously wiped out the whole town of Burnam-on-the-Sea.