- A suction cup will not work in outer space.
- The coins thrown into the Trevi fountain in Italy are collected for charity.
- Hummingbirds can't walk.
- Hydrogen is the most abundant element in the Universe (75%).
- The only letter which doesn't appear in the Periodic Table is j.
- The world's first roller coaster opened in 1884 at Coney Island New York.
- Born in 1882, Emmy Noether was a German mathematician who made important contributions to abstract algebra and theoretical physics, described by Einstein as the most important woman in the history of mathematics.
- Employees of the Vatican pay no income tax.
- A cat can keep purring while inhaling and exhaling.
- Porsche also builds tractors.
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