- A spider's silk is stronger than steel.
- The largest exporter of sugar is Cuba.
- You can buy square watermelons in Japan (developed to stack better in supermarkets).
- Crocodiles continually grow new sets of teeth to replace old ones.
- All the people on Earth could fit into a 1 km cube.
- Dinosaurs lived on Earth for over 165 million years before they became extinct.
- 2 and 5 are the only prime numbers that end with a 2 or a 5.
- The subject of the first printed book in England was about chess.
- Cans of diet soda will float in water but regular soda cans will sink.
- No rain fell in Iquique, Chile, for 14 years.
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