- The number Pi (the ratio of the circumference to the diameter of a circle) can't be expressed as a fraction, making it an irrational number. It never repeats and never ends when written as a decimal.
- Dogs can make about 10 sounds, while cats make about 100.
- The average age at which America's presidents have taken office is 54.
- A 'googolplex' is the number 1 followed by a googol zeros, a number so ridiculously big that it can't be written because there literally isn't enough room in the entire universe to fit it in!.
- The water signs are Cancer, Scorpio, and Pisces.
- Cats have over 100 vocal chords.
- 80% of the world's rose species come from Asia.
- Mount Everest is 8.9km (5.5 miles) high.
- The average person consumes over a ton of food and drink each year.
- Emus can't walk backwards.
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