Laser Beam Umbrella
hypotheticals | lasers | minute physics | what if | xkcd
Some people have tried to make unconventional umbrellas, but for the most part, a traditional design is the most efficient way to keep raindrops from falling on your head. In this clip from Randall Munroe and Henry Reich’s What If? series, they explore a hypothetical and impractical invention – a powerful laser that vaporizes raindrops out of the sky as they fall.
