What is a proven fact, that people still refuse to believe?

1. That the violent crime rate in the U.S. has been on a steady decline for the last 25 years or so.
   — unassumingdink


2. There are more Subways in the world than McDonald's Edit: restaurants FUCK
   — Supermans_Taint


3. Shaving does not cause hair to grow back faster, thicker, or darker. Why people still believe this old wives' tale is beyond me.
   — Ham_Kitten






4. That the world is a safer place now than in any other time in history
   — kFrog98


5. Cracking finger joints does not cause arthritis.
   — s0ulsl4ught3rr


6. The [Monty Hall problem](https://en.wikipedia.org/wiki/Monty_Hall_problem). You have the best chance at winning the prize if you switch your pick.
   — btravis72






7. Teaching kids about sex actually reduces teen pregnancy.
   — DigNitty


8. Dinosaurs are real.
   — HalfNatty


9. Video games do not turn people into obese sloths or serial killers.
   — mastaofspasta