- A full moon is 9 times brighter than a half moon.
- The Amazon rainforest produces half the world's oxygen supply.
- The diameter of the sun is 1,390,000km (865,000 miles).
- Once a women reachs the age of 30 they lose 1% of their bone mass every year thereafter (by the time a women is 50 she will have lost 20%).
- The number 1 cause of blindness in the US is diabetes.
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