Discover amazing facts about our world!
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The Great Wall of China is over 13,000 miles long.
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Did you know that the ocean covers more than 70% of the Earth's surface?
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The resurrection fern can survive being completely dried out for up to 100 years and come back to life when watered.
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You are born with about 300 bones, but as you grow, some fuse together so adults have only 206 bones.
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Africa is the only continent in all four hemispheres of the Earth.
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The only word in English that ends with “mt” is “dreamt”.
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Koalas sleep up to 22 hours a day to conserve energy.
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Earth is about 4.5 billion years old, while the universe is about 13.5 billion years old.
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The first-ever Ferris wheel was built in Chicago for the 1893 World’s Fair.
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The world’s oldest known “your mom” joke is over 3,500 years old.
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Ethiopia runs on its own calendar with 13 months a year
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The word “robot” comes from a Czech word meaning “forced labor”.
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The longest word in English is 189,819 letters long and is the chemical name for the protein Titin.
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Russia is the largest country in the world by land area.
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Cats have 32 muscles in each ear, helping them hear even the slightest sounds.
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Bamboo can grow up to 91 cm (35 inches) in a single day.
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The Moon’s gravity is what causes the tides on Earth.
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There are more trees on Earth than stars in the Milky Way galaxy.
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Mount Everest grows about 4 millimeters higher every year due to tectonic activity.
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On Mars, sunsets appear blue instead of red.
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The most expensive pizza in the world costs over $12,000 and takes 72 hours to make.
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A giraffe’s tongue is so long that it can even lick its ears.
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Cucumbers are 96% water.
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Did you know that octopuses have three hearts? Two pump blood through the gills, while the third pumps it through the body.
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Dolphins can shut off half of their brain while sleeping so they can watch for predators.
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Wild seals are the only animals on the planet that can clap.
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The only planet that rotates on its side is Uranus, with a tilt of about 98 degrees.
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Honey never spoils. Archaeologists have found edible honey in ancient Egyptian tombs!
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The Milky Way galaxy holds between 100 and 400 billion stars.
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Your stomach acid is so strong it could dissolve metal, but your stomach lining protects you!
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A teaspoon of a neutron star would weigh 6 billion tons because it is incredibly dense.
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Saturn is so light that it could float in water.
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Cacti can store hundreds of gallons of water in their stems.
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The world’s first smartphone was released in 1994.
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Ancient Egyptians used moldy bread to help heal wounds.
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The Great Wall of China is over 13,000 miles long.
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Potatoes were the first food grown in space.
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Mount Everest grows about 4 millimeters higher every year due to tectonic activity.
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Japan has one vending machine for every 40 people, selling everything from drinks to ice cream.
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The Sun is so massive that more than one million Earths could fit inside it.
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The word "alphabet" comes from the first two letters of the Greek alphabet: alpha and beta.
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A cluster of bananas is called a hand; a single banana is called a finger.
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Octopuses can change both the color and texture of their skin to blend into their surroundings.
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Bluetooth technology was named after a Viking king.
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The first-ever Ferris wheel was built in Chicago for the 1893 World’s Fair.
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Cows and horses can sleep while standing up.
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Lightning is five times hotter than the surface of the sun.
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Starfish can regenerate lost arms, and sometimes an entire new starfish can grow from a single arm.
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Your mouth produces about one liter of saliva each day!
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Snails can sleep for up to three years at a stretch!
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Carrots were originally purple before orange carrots became popular.
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Butterflies taste with their feet to find out if a leaf is good to lay eggs on.
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There are more stars in the universe than grains of sand on all the beaches on Earth.
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Dragonflies cannot walk even though they have six legs.
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Venus is the hottest planet in our solar system, with surface temperatures around 450°C.
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A 40-year-old tree can store 1 ton of carbon dioxide, helping to clean the air.
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The first computer mouse was made of wood.
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The Sahara Desert is the largest hot desert in the world.
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Cleopatra lived closer in time to the first moon landing than to the construction of the pyramids.
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Lemons float in water, but limes sink because limes are denser than lemons.
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The flowering plant titan arum, or “corpse flower,” can grow up to 12 feet tall and smells like rotting meat when it blooms.
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Black holes make a humming sound, but it’s too low for humans to hear.
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Bananas are berries, but strawberries aren’t! Botanically, bananas fit the definition of a berry, while strawberries do not because of how their seeds grow on the outside.
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A starfish does not have a brain.
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The first computer mouse was made of wood.
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Apples float in water because they are 25% air.
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The word “bookkeeper” has three consecutive double letters.
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Canada has the longest coastline in the world, stretching over 202,000 kilometers.
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You shed about eight pounds of dead skin every year, which becomes part of the dust in your home.
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The shortest war in history lasted only 38 minutes between Britain and Zanzibar.
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Canada has the longest coastline in the world, stretching over 202,000 kilometers.
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Scotland has 421 words for snow, including “sneesl” (to start raining or snowing) and “flinkdrinkin” (a light snow).
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Sunsets on Mars are blue instead of red!
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Octopuses have three hearts! Two hearts pump blood to the gills, and one heart pumps it to the rest of the body. Plus, when an octopus swims, the heart that delivers blood to the body actually stops beating!
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There are more mobile phones than people on Earth.
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The dot over the letters “i” and “j” is called a tittle.
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The first Olympic marathon was 24.85 miles long, not the 26.2 miles it is today.
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Scotland has 421 words for snow.
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Jupiter is so big that over 1,300 Earths could fit inside it.
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A group of flamingos is called a flamboyance.
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Some trees can live for thousands of years; the oldest is over 5,000 years old.
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The first website ever created is still online.
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Jupiter’s Great Red Spot is a giant storm that has been raging for over 400 years.
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A day on Venus is longer than a year on Venus because it rotates very slowly.
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Your intestines are about 25 feet long from end to end.
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There are 195 countries in the world today.
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A group of flamingos is called a “flamboyance.”
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The Olympic Games originated in ancient Greece over 2,700 years ago.
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The longest word in English is 189,819 letters long and is the chemical name for the protein Titin.
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Australia is both a country and a continent.
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Samsung tests phone durability with a butt-shaped robot that wears jeans.
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The sentence “The quick brown fox jumps over the lazy dog” uses every letter in the English alphabet.
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Elephants are the only mammals that can’t jump!
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Broccoli contains more protein than steak per calorie.
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Stars come in different sizes and colors, from small red dwarfs to huge blue giants.
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Samsung tests phone durability with a butt-shaped robot that wears jeans to make sure phones survive being sat on.
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3D printing was invented in the 1980s and can now print food and even organs.
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Lemons float in water, but limes sink because limes are denser.
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Did you know that your nose can remember 50,000 different scents?
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Butterflies taste with their feet.
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