Science
12 verified facts in this category.
- Neutron stars are so dense that a teaspoon of their material would weigh about 6 billion tons on Earth, equivalent to the weight of all humans combined.
- The mantis shrimp can punch with the force of a .22 caliber bullet, creating cavitation bubbles that reach 8,500°F—nearly as hot as the sun's surface.
- Bananas are naturally radioactive due to their potassium-40 content. You'd need to eat 10 million bananas at once to receive a fatal radiation dose.
- Tardigrades can survive in outer space, withstand pressures six times greater than the deepest ocean trenches, and live without food or water for more than 30 years.
- Cleopatra lived closer in time to the Moon landing than to the construction of the Great Pyramid of Giza by about 500 years.
- Venus rotates so slowly that a day on Venus (243 Earth days) is longer than a year on Venus (225 Earth days).
- A single bolt of lightning contains enough energy to toast 100,000 slices of bread, reaching temperatures five times hotter than the surface of the sun.
- Octopuses have three hearts: two pump blood to the gills, while the third pumps it to the rest of the body. The heart pumping to the body stops beating when the octopus swims.
- Antarctica is technically a desert, receiving only about 2 inches of precipitation annually in its interior, making it drier than the Sahara.
- Glass is technically an amorphous solid, not a liquid, and old windows are thicker at the bottom due to manufacturing methods, not because glass flows over time.
- Your stomach produces a new layer of mucus every two weeks to prevent it from digesting itself with its own hydrochloric acid.
- Honey never spoils. Archaeologists have found 3,000-year-old honey in Egyptian tombs that was still perfectly edible.