- Womens hearts beat faster than mens.
- Each red blood cell lives an average of 4 months and travels between the lungs and other tissue 75,000 times before returning to bone marrow to die.
- Sound travels 4.3 times faster through water than in air.
- There are exactly 1,048,576 bytes in 1 megabyte.
- The only continent without reptiles or snakes is Antarctica.
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