15 Facts Proving How Little We Actually Know About the World Around Us

year ago

We’ve all been told since childhood that whatever is born on Earth must one day die. But did you know that there is a species of jellyfish that is immortal? There are way more things in the world that we don’t know about than we can imagine. The more we learn, the more we realize how little we know about the world around us.

1. The chances that the glass of water you’re drinking contains a molecule of water that once passed through a dinosaur is about 100%.

2. Reading in poor lighting or using a computer in the dark does not have any negative effects on your vision.

3. There may be no sound in space, but it does have a distinct smell: a bouquet of hot metal, diesel fumes, and barbecue.

4. Goats have rectangular pupils.

5. Some turtles can breathe out of their butts.

6. Turritopsis dohrnii is a species of jellyfish that is immortal.

7. The moon is moving away from the earth at a tiny, although measurable, rate every year.

8. Lightning strikes the earth 100 times every second.

9. Rats multiply so quickly that in 3 years, 2 rats can have around 482,508,800 babies.

10. A banana is actually a berry. A strawberry isn’t.

11. Some cats are allergic to humans.

12. You’ve heard the expression, “sweating like a pig,” but it turns out that pigs don’t even sweat!

13. The eyes of an ostrich are bigger than its brain.

14. Nepal is the only country with a flag that isn’t rectangular or square-shaped.

15. Trees keep our cities cool.

What other fascinating facts do you know? Which of these 26 facts surprised you the most? Let us know in the comments below.

Please note: This article was updated in November 2022 to correct source material and factual inaccuracies.
Illustrated by Alena Sofronova for Bright Side


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