Youtuber Seals Himself in an Dangerous Air-Tight Jar Just to Prove a Point

The More You Know

• In 1923, jockey Frank Hayes won a race at Belmont Park in New York despite being dead — he suffered a heart attack mid-race but his body stayed in the saddle until his horse crossed the line for a 20–1 outsider victory.
• The designer of the current United States flag was 17 at the time, and created it for a high school project. He received a B-.
• When a piece of bread is toasted, it's called the "Maillard reaction."
• You make approximately a teaspoon of tears per hour.