Top best science and history facts that will blow your mind

We study about science and history in high school but there are some amazing and impressive science and history facts that you probably never learned in school.

In no particular order, here you cand find some mind-blowing facts we bet you didn’t know:

1. Polar bears are nearly undetectable by infrared cameras
2. It takes 8 minutes, 19 seconds for light to travel from the Sun to the Earth
3. Venus is the only planet to spin clockwise
4. An individual blood cell takes about 20 to 60 seconds to make a complete circuit of the body
5. Humans are the only species known to blush
6. There are a million virus particles per millilitre of seawater
7. A pig’s orgasm lasts for 30 minutes
8. There are 60,000 miles of blood vessels in the human body
9. The African Elephant gestates for 22 months
10. Sharks kill fewer than 10 people per year. Humans kill about 100 million sharks per year
11. Azara’s owl monkeys are more monogamous than humans
12. Around 5-8% of your DNA isn’t human – it’s viral DNA
13. We share 96% of our DNA with primates such as chimpanzees, gorillas and orangutans
14. Cleopatra lived closer in time to the moon landing in 1969 that to the pyramid’s construction
15. There are more living organisms on the skin of each human than there are humans on the surface of the earth
16. Each person sheds 40 lbs of skin in his or her lifetime
17. Males produce one thousand sperm cells each second – 86 million each day
18. Human saliva contains a painkiller called opiorphin that is six times more powerful than morphine
19. When a flea jumps, the rate of acceleration is 20 times that of the space shuttle during launch
20. Velociraptors were slightly bigger than chickens
21. At over 2000 km long The Great Barrier Reef is the largest living structure on Earth
22. Koalas sleep an average of 22 hours a day, 2 hours more than the sloth
23. The Eiffel Tower can be 15 cm taller during the summer due to thermal expansion
24. The lining in a person’s stomach is replaced every 4 to 5 days to prevent it from digesting itself
25. The fastest muscles in a human body are the ones that make the eyes blink. They can contract in less than one-hundredth of a second
26. Of all the people in history that have reached 65 years of age, half of them are living right now
27. Half of all humans who have ever lived have died from malaria
28. More people in the world currently suffer from obesity than from hunger
29. Goats have rectangular pupils
30. There are more atoms in a single glass of water than glasses of water in all the oceans of the Earth
31. You’re more likely to become the President than you are to win the lottery
32. A contemporary calculator has 6 times more processing power than the computer that landed Apollo 11 on the moon
33. Vending machines kill 4 times as many people as sharks per year
34. Every human being shares 99% of their DNA with every other human
35. Humans have the same amount of hair follicles per cm² as a chimpanzee
36. The cornea is the only part of the body with no blood supply – it gets its oxygen directly from the air
37. Humans have a “diving reflex” that shuts down bodily functions when submerged in water to prevent drowning
38. Men’s testicles hang below their bodies because sperm dies at body temperature
39. Cornflakes have more genes than people do
40. Every organ you have two of, you only need one of to survive
41. Embryos develop fingerprints three months after conception
42. Your ears and your nose never stop growing
43. You can’t breathe and swallow at the same time