- There are more stars in the sky than grains of sand on earth.
- When your face blushes so does your stomach lining.
- The greyhound is the fastest dog and can reach speeds of up to 72kph (45mph).
- Greek mathematics developed from around the 7th century BC, producing many important theories thanks to great mathematicians such as Pythagoras, Euclid and Archimedes.
- The study of insects is called entomology.
- The Chinese used fingerprints as a method of identification as far back as AD 700.
- Human thigh bones are stronger than concrete.
- In Texas, it is legal to kill Bigfoot if you ever find it.
- The most valuable nutrients of a potato are its skin.
- The dishwasher was invented in 1889.
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