Discover amazing facts about our world!
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There are more trees on Earth than stars in the Milky Way galaxy.
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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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Earth is about 4.5 billion years old, while the universe is about 13.5 billion years old.
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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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The first email was sent in 1971 by Ray Tomlinson.
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Lemons float in water, but limes sink because limes are denser.
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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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Soil is full of life—a teaspoon of soil can hold up to 100 million bacteria.
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Venus flytraps can snap shut in less than a second to catch prey.
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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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Canada has the longest coastline in the world, stretching over 202,000 kilometers.
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The Sun is so massive that more than one million Earths could fit inside it.
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Koalas sleep up to 22 hours a day to conserve energy.
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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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Your stomach acid is so strong it could dissolve metal, but your stomach lining protects you!
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Lightning is five times hotter than the surface of the sun.
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Climate change is melting glaciers, which could raise sea levels by up to 82 feet.
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3D printing was invented in the 1980s and can now print food and even organs.
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Your sense of smell is closely linked to your memories, and certain smells can trigger strong emotions.
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The Great Wall of China is over 13,000 miles long.
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The word “bookkeeper” has three consecutive double letters.
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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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The first website ever created is still online.
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The shortest war in history lasted only 38 minutes between Britain and Zanzibar in 1896.
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Venus is the hottest planet in our solar system, with surface temperatures around 450°C.
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The world’s first smartphone was released in 1994.
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The first computer mouse was made of wood.
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Sunsets on Mars are blue instead of red!
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A giraffe’s tongue is so long that it can even lick its ears.
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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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Rainbows are actually full circles, but we usually only see half from the ground.
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Cats have 32 muscles in each ear, helping them hear even the slightest sounds.
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Samsung tests phone durability with a butt-shaped robot that wears jeans.
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A group of flamingos is called a “flamboyance.”
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The first video game ever created was called “Tennis for Two” in 1958.
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Canada has the longest coastline in the world, stretching over 202,000 kilometers.
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Your intestines are about 25 feet long from end to end.
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Apples float in water because they are 25% air.
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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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The Amazon rainforest produces 20% of the world’s oxygen.
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The first computer mouse was made of wood.
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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 was invented in the 19th century by Charles Babbage.
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Your mouth produces about one liter of saliva each day!
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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 are not!
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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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The most expensive pizza in the world costs over $12,000 and takes 72 hours to make.
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Scotland has 421 words for snow.
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Did you know that your nose can remember 50,000 different scents?
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Your body has over 100,000 miles of blood vessels.
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Australia is both a country and a continent.
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The dot over the letters “i” and “j” is called a tittle.
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The Moon’s gravity is what causes the tides on Earth.
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A teaspoon of a neutron star would weigh 6 billion tons because it is incredibly dense.
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Did you know that one day on Venus is longer than one year on Venus? Venus rotates so slowly that it takes 243 Earth days to complete one rotation!
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Mount Everest grows about 4 millimeters higher every year due to tectonic activity.
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The word “robot” comes from a Czech word meaning “forced labor”.
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Earth’s inner core is about 10,832 degrees Fahrenheit, hotter than the surface of the sun!
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Jupiter is so big that over 1,300 Earths could fit inside it.
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Russia is the largest country in the world by land area.
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The smallest bones in your body are inside your ear and could all fit on a penny.
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Honey never spoils. Archaeologists have found edible honey in ancient Egyptian tombs!
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The Great Wall of China is over 13,000 miles long.
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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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The shortest war in history lasted only 38 minutes between Britain and Zanzibar.
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Wild seals are the only animals on the planet that can clap.
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On Mars, sunsets appear blue instead of red.
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Bamboo can grow up to 91 centimeters (35 inches) in a single day.
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Potatoes were the first food grown in space.
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Saturn is so light that it could float in water.
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Broccoli contains more protein than steak per calorie.
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Japan has one vending machine for every 40 people, selling everything from drinks to ice cream.
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Ethiopia runs on its own calendar with 13 months a year
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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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Jupiter’s Great Red Spot is a giant storm that has been raging for over 400 years.
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Butterflies taste with their feet.
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There are 195 countries in the world today.
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Mercury and Venus are the only planets in our solar system without moons.
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Peanuts are not nuts; they are legumes.
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Africa is the only continent in all four hemispheres of the Earth.
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The first email was sent in 1971 by Ray Tomlinson.
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Dragonflies cannot walk even though they have six legs.
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There are about 7,000 languages spoken in the world today.
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Your tongue print is unique, just like your fingerprints.
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Did you know that the ocean covers more than 70% of the Earth's surface?
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Cucumbers are 96% water.
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Mount Everest grows about 4 millimeters higher every year due to tectonic activity.
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Bluetooth technology was named after a Viking king.
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The word “alphabet” comes from the first two letters of the Greek alphabet: alpha and beta.
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Lake Baikal in Russia is the deepest lake in the world.
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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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You shed about eight pounds of dead skin every year, which becomes part of the dust in your home.
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Carrots were originally purple before orange carrots became popular.
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In an average lifetime, a person produces enough saliva to fill two swimming pools.
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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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Snails can sleep for up to three years at a stretch!
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Water can boil and freeze at the same time, a phenomenon called the triple point.
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Elephants are the only mammals that can’t jump!
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