A patent for his electric lamp invention was given to Thomas Edison.
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Icon of the Seas, the largest cruise ship in the world, embarked on its maiden voyage from Miami.
Apollo 1 test launch failed, and astronauts Gus Grissom, Ed White, and Roger B. Chaffee all died.
The theory of Wave Mechanics by physicist Erwin Schrödinger was first taught in lectures.
President Donald Trump banned citizens of seven countries from entering the US.
The first of 126 nuclear tests started at the Nevada Test Site.
