- The Pacific Ocean is the world's largest.
- Blue whale tongues can weigh 8,000 pounds, or as much as an elephant, and their hearts weigh close to a ton.
- Domestic cats dislike citrus scents.
- The fire signs are Aries, Leo, and Sagittarius.
- Greeks constructed aesthetically pleasing buildings and artworks based on the golden ratio of approximately 1.618.
- Greek philosopher and mathematician Pythagoras lived around the year 500 BC and is known for his Pythagorean theorem relating to the three sides of a right angle triangle: a^2 + b^2 = c^2.
- Australia has 10,685 beaches; you could visit a new beach every day for more than 29 years.
- In 1634, Tulip bulbs were a form of currency in Holland.
- The naming of tropical storms and hurricanes officially began in 1953.
- Your brain uses 25% of all the oxygen your breathe.
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