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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
Bamboo can grow up to 35 inches in a single day, making it the fastest growing plant in the world.
The oldest known living tree is a bristlecone pine in California named Methuselah, estimated to be over 4,850 years old.
South Korea has the fastest average internet speed in the world.
The entire text content of Wikipedia in English would fit on a 22-gigabyte flash drive.
The Apollo 11 guidance computer had less processing power than a modern pocket calculator.
Wi-Fi does not stand for 'Wireless Fidelity' — it is simply a brand name created by a marketing firm.
The first ever YouTube video was uploaded on April 23, 2005, titled 'Me at the zoo.'
Bitcoin's mysterious creator, Satoshi Nakamoto, is estimated to own about 1 million bitcoins but has never spent any.
The world's first programmable computer, Colossus, was built in 1943 to break Nazi codes during World War II.
A floppy disk can hold about 1.44 megabytes of data — a single modern smartphone photo is often larger than that.
GPS satellites must account for both special and general relativity or their clocks would drift by about 10 kilometers per day.
The first website ever created is still online — it was built by Tim Berners-Lee at CERN in 1991.
About 90% of the world's data was created in the last two years alone.
The average smartphone today has more computing power than NASA had during the entire Apollo 11 Moon mission.
There are more devices connected to the internet than there are people on Earth.
Email existed before the World Wide Web — the first email was sent by Ray Tomlinson to himself in 1971.
The first computer mouse was made of wood and was invented by Doug Engelbart in 1964.
The QWERTY keyboard layout was designed in the 1870s to prevent typewriter keys from jamming by separating frequently used letter pairs.
A single Google search uses about 0.3 watt-hours of electricity, enough to power a 60-watt light bulb for 18 seconds.
The first text message ever sent was 'Merry Christmas' on December 3, 1992.
More people have access to mobile phones than to toilets worldwide.
The first ever computer virus was created in 1986 and was called Brain — it was made by two brothers in Pakistan.
The border between India and Bangladesh is one of the most complex in the world, with enclaves inside enclaves.
Greenland is the world's largest island, but about 80% of it is covered by an ice sheet.
The entire country of Nauru has no official capital city.
More people live inside a 75-mile radius of Tokyo than in the entire country of Canada.
The Danakil Depression in Ethiopia is one of the hottest inhabited places on Earth, with average temperatures exceeding 94 degrees Fahrenheit.
Finland has more saunas than cars.
There is a point in the Pacific Ocean called Point Nemo that is farther from land than any other place on Earth — the nearest humans are often astronauts on the ISS.
The shortest border between two countries is between Zambia and Botswana, measuring only about 500 feet.
Australia is wider than the Moon — Australia is about 2,500 miles across, while the Moon's diameter is about 2,159 miles.
Lake Baikal in Russia contains about 20% of the world's unfrozen fresh surface water.
Lesotho, Vatican City, and San Marino are countries completely surrounded by a single other country.
The Amazon Rainforest produces about 6% of the world's oxygen.
Istanbul is the only city in the world that spans two continents — Europe and Asia.
There is a town in Norway called Hell, and it freezes over every winter.
Mount Chimborazo in Ecuador, not Mount Everest, is the point on Earth's surface farthest from the center of the Earth due to the equatorial bulge.
The Dead Sea is so salty that you can float on its surface without any effort.
Africa is the only continent that spans all four hemispheres — north, south, east, and west.
Canada has more lakes than all other countries combined.
Russia spans 11 time zones, more than any other country in the world.
Marine snow — a constant shower of organic debris — falls through the deep ocean like underwater snowfall.
The Bermuda Triangle is one of the most heavily traveled shipping lanes in the world, and the number of incidents there is not statistically unusual.
An octopus has three hearts, blue blood, and nine brains — one central brain and one in each arm.
The deep ocean is home to brine pools — underwater lakes of super-salty water that are toxic to most marine life.
Sperm whales sleep vertically in groups, floating upright near the surface.
The Greenland shark can live for over 400 years, making it the longest-lived vertebrate known to science.
Starfish do not have brains or blood — they use filtered sea water to pump nutrients through their bodies.
The longest mountain range on Earth is the Mid-Ocean Ridge, stretching over 40,000 miles across the ocean floor.
Clownfish are all born male and the dominant fish in a group can change sex to become female.