- The summer solstice marks the first day of summer and the longest day of the year.
- Every year the sun loses 360 million tons.
- Mapping is older than writing.
- Dreamt is the only word that ends in mt.
- The smallest dog is the Chihuahua.
- As a world commodity coffee is second only to oil.
- It is impossible to sneeze while you are sleeping.
- Red light has the highest wavelength.
- Butterflies can taste with their hind feet.
- Polar bears have black skin.
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