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

The More You Know

• The richest superhero is actually Black Panther, who has an estimated of $500 billion, whereas Tony Stark is worth $100 billion and Bruce Wayne $80 billion.
• Scorpions are incredibly resilient: scientists have frozen scorpions overnight, left them in the sun the following day, and when thawed, the arthropod walked away unscathed.
• The world's most toxic mineral is cinnabar.
• Arkansas hosts the annual World Championship Duck Calling Contest.