- The only letter which doesn't appear in the Periodic Table is j.
- The equals sign (=) was invented in 1557 by a Welsh mathematician named Robert Recorde.
- Rainbows can only be seen in the morning or late afternoon (the sun needs to be less than 40 above the horizon).
- Tug-of-war was an Olympic sport in the early 1900s.
- An octopus pupil is rectangular.
- The Eiffel Tower has 1,792 steps.
- Raindrops are not tear shaped (they more resemble the shape of a tiny hamburger bun).
- Dairy products account for 29% of all food consumed in the U.S.
- Coffee trees produce its first full crop after 5 years old.
- 44% of people have broken a bone.
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