1. The billionth digit of Pi is 9.
2. Humans can survive underwater. But not for very long.
3. A nanosecond lasts one billionth of a second.
4. Honey does not spoil.
5. The atomic weight of Germanium is 72.64.
6. An ostrich's eye is bigger than its brain.
7. Rats cannot throw up.
8. Iguanas can stay underwater for 28.7 minutes.
9. The moon orbits the Earth every 27.32 days.
10. A gallon of water weighs 8.34 pounds.
11. According to Norse legend, thunder god Thor's chariot was pulled across the sky by two goats.
12. Tungsten has the highest melting point of any metal, at 3,410 degrees Celsius.
13. Gently cleaning the tongue twice a day is the most effective way to fight bad breath.
14. The Tariff Act of 1789, established to protect domestic manufacture, was the second statute ever enacted by the United States government.
15. The value of Pi is the ratio of any circle's circumference to its diameter in Euclidean space.
16. The Mexican-American War ended in 1848 with the singing of the Treaty of Guadalupe Hidalgo.
17. In 1879, Sandford Fleming first proposed the adoption of worldwide standardized time zones at the Royal Canadian Institute.
18. Marie Curie invented the theory of radioactivity, the treatment of radioactivity, and dying of radioactivity.
19. At the end of The Seagull by Anton Chekhov, Konstantin kills himself.
20. If you have trouble with simple counting, use the following mnemonic device: 1 comes before 2 comes before 60 comes after 12 comes before 6,000,000,000,000 comes after 504. This will make your earlier counting difficulties seem like no big deal.
21. Hot water freezes quicker than cold water.
22. Volcano-ologists are experts in the study of volcanoes.
The untrue facts that the Fact Sphere states in Portal 2 have been left out of this blog post, simply because they're mendacious.