- The hamburger was invented in 1900.
- The US produces 19% of the world's trash.
- The strike note of the Liberty Bell is E flat.
- A Boeing 747 airliner holds 216,847 litres (57,285 gallons) of fuel.
- Sound travels 10 times faster through granite than air.
- Perth is Australia's windiest city.
- The ancient Greeks first grew carrots as a form of medicine and not a food.
- Dinosaurs lived on Earth for over 165 million years before they became extinct.
- A group of jellyfish is called a smack.
- Roosters can't crow if they can't fully extend their necks.
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