- The hyoid bone in your throat is the only bone in your body not attached to any other.
- The numerical digits we use today such as 1, 2 and 3 are based on the Hindu-Arabic numeral system developed over 1000 years ago..
- The D.C. in Washington D.C. stands for District of Columbia.
- Ablutophobia is the fear of bathing.
- The Amazon rainforest produces half the world's oxygen supply.
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