- Astronauts can't burp in space.
- England's first great industry was wool.
- Zoophobia is the fear of animals.
- More than 1,000,000 Earths could fit inside the Sun.
- 2 and 5 are the only prime numbers that end with a 2 or a 5.
- Over 500 meteorites hit the Earth each year.
- Mosquitoes dislike citronella because it irritates their feet.
- Rain contains vitamin B12.
- Isaac Newton invented the cat door.
- 44% of people have broken a bone.
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