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11,491 facts. Click any fact to see its full page.
All 11,491
🫀 Human Body 1,739
🐾 Animals 1,696
📜 History 1,202
🚀 Space 1,088
🔬 Science 1,066
✨ General 895
🌍 Geography 650
🎭 Culture 608
🌊 Ocean 570
💻 Technology 526
🍕 Food 508
🧠 Psychology 352
💬 Language 291
🌿 Nature 289
✨ Dinosaur 10
✨ Tester 1
The Apollo guidance computer that landed astronauts on the Moon had less power than a modern calculator.
Email is older than the World Wide Web by about 22 years.
The first website is still online: info.cern.ch, launched by Tim Berners-Lee in 1991.
More photos are taken every two minutes today than were taken during the entire 19th century.
The first computer mouse, made in 1964, was carved from wood.
Babies are born with about 100 more bones than adults — many fuse together as they grow.
Bones are about five times stronger than steel of the same density.
Your brain uses about 20% of your body's total energy despite being only 2% of body weight.
The human eye can distinguish about 10 million different colours.
Your stomach gets a new lining every three to four days, otherwise it would digest itself.
Napoleon was once attacked by a horde of bunnies during a rabbit hunt.
Sliced bread was banned in the United States during World War II.
The fax machine was invented before the American Civil War.
Oxford University is older than the Aztec Empire.
Cleopatra lived closer in time to the Moon landing than to the building of the Great Pyramid.
Tardigrades can survive in space, in boiling water, and in the vacuum of outer space.
Octopuses have nine brains: one central and one for each arm.
Cows have best friends and become stressed when separated from them.
Honey never spoils — archaeologists have found edible honey in 3,000-year-old Egyptian tombs.
A group of flamingos is called a flamboyance.
The footprints astronauts left on the Moon will likely last for millions of years.
Space starts at the Kármán line, just 100 km above sea level.
There are more stars in the universe than grains of sand on every beach on Earth.
Saturn's moon Titan has rivers and lakes — but they're filled with liquid methane, not water.
A day on Venus is longer than its year.
Bananas are slightly radioactive due to their potassium-40 content.
If you could fold a piece of paper 42 times, it would reach the Moon.
Glass is a slow-moving liquid is a myth — it's an amorphous solid that doesn't flow at room temperature.
A teaspoon of neutron star material would weigh about 6 billion tons on Earth.
Hot water can freeze faster than cold water under certain conditions, an effect known as the Mpemba effect.
Vatican City is so small you can walk across it in 12 minutes.
The Dead Sea is over 430 metres below sea level and dropping about a metre per year.
Russia spans eleven time zones; France spans twelve via overseas territories.
The Pacific Ocean is bigger than every continent on Earth combined.
France borders 11 countries, more than any other country in the world.
Tunisia is north of Italy's southernmost point.
Antarctica is technically the world's largest desert.
Mauna Kea in Hawaii is taller than Everest if measured from its base on the seafloor.
Africa is bigger than the US, China, India, and most of Europe combined.
Russia and the United States are less than 4 km apart at their closest point.
Dinosaurs ruled Earth for about 165 million years.
The asteroid that killed the dinosaurs hit Earth at about 45,000 mph.
Pterosaurs and plesiosaurs weren't actually dinosaurs.
Some dinosaurs replaced their teeth every two weeks throughout life.
Stegosaurus had a brain about the size of a walnut.
T. rex lived closer in time to us than to Stegosaurus.
Birds are dinosaurs — every chicken alive today is a living dinosaur.
Argentinosaurus weighed roughly as much as ten African elephants.
Velociraptor was about the size of a turkey and almost certainly had feathers.
A Tyrannosaurus rex tooth was about the size of a banana, including the root.