Mind-blowing Facts That Literally Nobody Has Heard Before

Bubbling Up

If an underwater bubble is ruptured by a loud sound, light is produced. There is no scientist on Earth that can determine the reason why this happens. This is a weird mystery of physics.

Check the Map

Did you know that the international space station is closer to the Earth than San Francisco is to L.A.? For reference, L.A. to San Francisco is roughly a 382-mile drive. The international space station is roughly 254 miles from the Earth.

The More You Know

The United States defense budget of $698 billion is more than the next seventeen nations combined.
There's a Russian village where every resident is a tightrope walker.
Benjamin Franklin was inducted into the International Swimming Hall of Fame.
The majority of polar bears live in Canada—not in the Arctic.

Post originally appeared on Upbeat News.