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11,491 facts. Click any fact to see its full page.
All 11,491
📜 History 1,991
🔬 Science 1,964
🐾 Animals 1,525
🚀 Space 977
🧠 Psychology 893
🌿 Nature 759
💻 Technology 735
🌍 Geography 599
🎭 Culture 581
🫀 Human Body 572
🌊 Ocean 373
💬 Language 245
🍕 Food 199
✨ General 68
✨ Dinosaur 10
Every time you shuffle a deck of cards, the resulting order has almost certainly never existed before in the history of the universe.
The average person contains about 0.2 milligrams of gold, mostly dissolved in their blood.
Diamonds can be made from peanut butter by replicating the extreme pressure found deep within the Earth.
Einstein's brain was preserved after his death and has been studied by scientists ever since.
A cubic inch of bone can bear a load of 19,000 pounds — roughly the weight of five standard pickup trucks.
The Sahara Desert was once green and lush with vegetation, rivers, and lakes about 6,000 years ago.
Venus is the hottest planet in our solar system despite Mercury being closer to the Sun, due to its thick atmosphere of carbon dioxide.
If the Sun were the size of a typical front door, Earth would be about the size of a nickel.
Antimatter is the most expensive substance on Earth — producing one gram would cost about 62.5 trillion dollars.
Graphene is a single layer of carbon atoms arranged in a hexagonal lattice and is 200 times stronger than steel.
The speed of light in a vacuum is exactly 299,792,458 meters per second.
A cloud that weighs over a million pounds stays afloat because the water droplets are spread over a large area and are lighter than the surrounding dry air.
Quantum entanglement allows two particles to be linked so that a change to one instantly affects the other, regardless of distance.
The Earth's core is roughly the same temperature as the surface of the Sun — about 10,800 degrees Fahrenheit.
Oxygen makes up about 65% of the mass of the human body.
There are more ways to shuffle a standard deck of 52 cards than there are atoms on Earth.
A single gram of DNA can theoretically store 700 terabytes of data.
Helium becomes a superfluid at temperatures near absolute zero, flowing with zero viscosity and even climbing up the walls of containers.
An average cumulus cloud weighs about 1.1 million pounds.
Sound travels about 4.3 times faster through water than through air.
A photon of light can travel from the Sun's core to its surface, but that journey takes about 100,000 years due to constant absorption and re-emission.
The smell of freshly cut grass is actually a chemical distress signal released by the plant.
Bananas are naturally radioactive because they contain potassium-40.
If you squeezed out all the empty space in atoms, the entire human race could fit inside a sugar cube.
Glass is technically neither a solid nor a liquid — it is an amorphous solid.
Hot water freezes faster than cold water under certain conditions, a phenomenon known as the Mpemba effect.
A single bolt of lightning contains enough energy to toast about 100,000 slices of bread.
Water can boil and freeze at the same time under specific conditions known as the triple point.
Your body has more bacterial cells than human cells — roughly a 1.3 to 1 ratio.
The femur is the strongest bone in the human body and can support 30 times the weight of an adult.
Humans shed about 600,000 skin particles every hour.
Red blood cells can travel through your entire body in about 20 seconds.
The human brain can store approximately 2.5 petabytes of information, equivalent to about 3 million hours of TV shows.
Your left lung is slightly smaller than your right lung to make room for your heart.
The average human body carries about 2 to 5 pounds of bacteria at any given time.
Each person has a unique tongue print, just like fingerprints.
Fingernails grow about four times faster than toenails.
The human body contains about 37.2 trillion cells.
Your brain can process an image in as little as 13 milliseconds.
The total length of all blood vessels in the human body is about 60,000 miles.
Humans are bioluminescent — we glow in the dark, but the light is 1,000 times weaker than what our eyes can detect.
The average person generates enough body heat in 30 minutes to boil half a gallon of water.
The human eye can distinguish approximately 10 million different colors.
Babies are born with about 300 bones, but adults have only 206 because many fuse together during growth.
Your small intestine is about 20 feet long, and its inner surface area is roughly the size of a studio apartment.
Nerve impulses can travel through the body at speeds up to 268 miles per hour.
The strongest muscle in the human body relative to its size is the masseter, or jaw muscle.
Corneas are one of only two body parts that have no blood supply — they receive oxygen directly from the air.
Your body contains enough iron to make a small nail.
The average person walks about 100,000 miles in their lifetime — the equivalent of walking around the Earth four times.