- There are over 1,600 known species of starfishes.
- Whale songs can be used to map out the ocean floor.
- It is believed that Ancient Egyptians used complex mathematics such as algebra, arithmetic and geometry as far back as 3000 BC, such as equations to approximate the area of circles.
- Glass balls can bounce higher than rubber ones.
- Cats have a peripheral vision of 285 degrees.
- There are 2.5 million times more ants on earth than people (20 quadrillion of them).
- The Hindu-Arabic numeral system began developing as early as the 1st century with a full system being established around the 9th century, forming the basis of the numerical digits 0, 1, 2, 3, 4, 5, 6, 7, 8 and 9 that we use today.
- A group of whales is called a pod.
- Pearls melt in vinegar.
- Dolphins can kill sharks by ramming them with their snout.
|