A laser beam was successfully bounced off Moon for the first time.

On May 9, 1962, a pulse light laser beam sent by a team of scientists from MIT successfully bounced off the moon, the first lunar laser ranging experiment. Later similar experiments used a reflector left on the moon’s surface by the Apollo 11 mission to increase accuracy.

William Francis Kemmler

William Francis Kemmler was born on May 9, 1860 and he  was a convicted murderer and the first person in the world to be executed using an electric chair. He died on August 6, 1890.