- A baby fetus develops fingerprints at eighteen weeks.
- A crocodile can't stick out its tongue.
- Americans throw away 44 million newspapers a day.
- A man once ate an entire airplaneu2014it took him 2 years.
- Room temperature is defined as between 20 to 25C (68 to 77F).
- In 1900 the average life span in the US was 47.
- Fire usually moves faster uphill than downhill.
- A suction cup will not work in outer space.
- 1/4 of the bones in your body are in your feet.
- The coloured part of your eye is called the iris.
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