Weird and fun facts is the collection I am sharing with you today. As an educator with a penchant for the peculiar, I’ve always found that fun facts—those weird, funny, and downright crazy snippets of knowledge—have a special way of captivating attention and sparking the imagination.

But as we venture down the rabbit hole of strange and intriguing trivia, it’s important to remember: not all that glitters on the internet is gold. Some so-called ‘facts’ are as fictional as the fables they’re found in.

That’s why I’ve put on my detective hat and gone above and beyond to curate a selection of crazy fun facts that aren’t just entertaining, but are also backed by authoritative, reliable sources.

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This means you can be sure that while these facts might seem weird, wild, or even unbelievable, they’ve been checked and double-checked against the highest standards of truth. I included a source link for each of these weird and fun facts where you can read more about the fact in question.

From the realm of the animal kingdom to the vast expanses of space; from the idiosyncrasies of human physiology to the oddities of history and culture—prepare to embark on a journey through a trove of verified fun facts that will both amuse and inform.

Remember, our goal here is twofold: to entertain and to educate. So sit back, ready your sense of wonder, and enjoy this selection of crazy, funny, and downright weird facts that are as true as they are astounding.

Weird and fun facts

Here are some weird and fun facts for you:

1. Octopuses have a doughnut-shaped brain three hearts. Two pump blood to the gills, while the third pumps it to the rest of the body.

2. Bananas are berries. According to the botanical definition of a berry, bananas fit the category but strawberries don’t.

3. Humans and giraffes have the same number of neck vertebrae. Both have seven.

4. Astronauts’ height can change in space. Without the earth’s gravity pulling down on them, they can grow up to two inches taller.

5. Honey never spoils. Archaeologists have found pots of honey in ancient Egyptian tombs that are over 3000 years old and still perfectly edible.

6. There are more fake flamingos in the world than real ones. This is thanks to the popularity of plastic flamingo lawn ornaments.

7. Some turtles can breathe through their butts. Technically it’s called cloacal respiration, and it’s used during hibernation when oxygen is scarce.

8. The Eiffel Tower can be 15 cm taller during the summer. Due to the expansion of the iron on hot days, the tower can grow.

9. Cows have best friends. Studies have shown that cows have strong social bonds and can become stressed if they’re separated from their favorite companion.

10. An adult human has fewer bones than a baby. We start life with 350 bones, but as we grow up, some of these bones fuse together. By the time we’re adults, we have 206.

11. There are more possible iterations of a game of chess than there are atoms in the known universe.

12. France was still executing people by guillotine when the first Star Wars movie came out. The last guillotine execution was conducted the same year, in 1977.

13. The unicorn is the national animal of Scotland, symbolizing beauty, purity, and power.

14. The shortest war in history lasted between 38 and 45 minutes. It took place between Britain and Zanzibar on August 27, 1896.

15. The Great Wall of China is not visible from space, despite the common myth. Astronauts confirm that it’s actually quite difficult to see from the International Space Station.

16. A group of flamingos is called a “flamboyance.”

17. J.K. Rowling, the author of Harry Potter, is the first person to become a billionaire by writing books.

18. There are times of the year when there are more kangaroos in Australia than humans.

19. Your fingernails grow four times as fast as your toenails.

20. The world’s largest desert is not the Sahara, but Antarctica. Deserts aren’t defined by heat, but by low precipitation—Antarctica is technically a desert due to its lack of rainfall.

21. A “jiffy” is a real unit of time. It represents 1/100th of a second.

22. A lightning bolt is five times hotter than the sun’s surface.

23. There’s a planet made of diamonds. Well, technically, the planet 55 Cancri e, located 40 light-years away, is believed to be composed largely of diamond and graphite.

24. The Pacific entrance of the Panama Canal is farther East than the Atlantic entrance, even though we tend to think of the Atlantic as “east” of the Pacific on maps.

25. There’s a species of jellyfish, Turritopsis dohrnii, which is considered biologically immortal. It has the ability to revert its cells back to their earliest form and grow anew, potentially indefinitely.

26. A day on Venus lasts longer than a year on Venus. This is due to its slow rotation on its axis which takes 243 Earth days, while it only takes 225 Earth days to orbit the Sun.

27. The Eiffel Tower leans away from the sun. Metal expands in heat and the side facing the sun can get quite a bit warmer, causing the tower to lean as much as 7 inches.

28. Snails can sleep for up to three years. They hibernate when weather conditions are not suitable, and it can last for several years.

29. The heart of a blue whale is so big, a human can swim through the arteries. The heart itself is the size of a small car!

30. Humans are the only animals that blush. It’s a physical reaction that’s unique to humans, primarily caused by embarrassment or emotional stress.

31. Oxford University is older than the Aztec Empire. Teaching started in Oxford as early as 1096, and by 1249, the University was officially founded. The Aztec civilization as we know it began with the founding of Tenochtitlán in 1325.

32. Butterflies taste with their feet. Their taste sensors are located in the feet, and by standing on their food, they can taste it.

33. The word “nerd” was first coined by Dr. Seuss in “If I Ran the Zoo.”

34. A single cloud can weigh more than 1 million pounds.

35. There’s a planet where it rains glass, sideways. This planet is called HD 189733b, located 63 light-years away.

36. More people die annually from vending machines than shark attacks.

37. A group of pandas is called an “embarrassment” due to their notoriously shy nature.

38. The largest recorded snowflake was 15 inches in diameter and 8 inches thick. It fell in Fort Keogh, Montana, in 1887.

39. The human brain operates on about 20 watts of power. That’s a third of the power needed to light up a typical light bulb.

40. A bolt of lightning contains enough energy to toast about 100,000 slices of bread. That’s a lot of toast!

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