- The surface of Mars is covered in rust, making the planet appear red.
- Americans throw away 44 million newspapers a day.
- Hippopotamuses are born under water.
- New Zealands first hospital was opened in 1843.
- You have fewer muscles than a caterpillar.
- The Dead Sea is actually an inland lake.
- In 1900 the average life span in the US was 47.
- The human brain takes up 2% of human body weight but uses 20% of its energy.
- To make one pound of honey, a honeybee must tap about two million flowers.
- Mapping is older than writing.
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