1. There are 62,000 miles of blood vessels in the human body–laid end to end they would circle the earth 2.5 times 2. At over 2000 k...
1. There are 62,000 miles of blood vessels in the human body–laid end to end they would circle the earth 2.5 times
2. At over 2000 kilometers long, The Great Barrier Reef is the largest living structure on Earth
3. The risk of being struck by a falling meteorite for a human is one occurrence every 9,300 years
4. A thimbleful of a neutron star would weigh over 100 million tons
5. A typical hurricane produces the energy equivalent of 8,000 one megaton bombs
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