Humans experience 200 times more radiation standing on the moon than standing on the Earth

January 31, 2021, will mark 50 years since the launch of Apollo 14. This historic mission was the first to broadcast a color television signal from the surface of the moon and marked the heroic return to space of America's first astronaut, Alan Shepard, who famously hit two golf balls off of the lunar regolith. While the significance of Apollo 14 and the Apollo program in general can't be overstated, Shepard spent a mere two days on the lunar surface. The record for the longest human presence on...