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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
The acid in your stomach is strong enough to dissolve metal, but a protective mucus lining prevents it from digesting itself.
🫀 Human Body Fact #10091
Humans share approximately 60% of their DNA with bananas.
🔬 Science Fact #10090
Your brain uses about 20% of your total oxygen and calorie intake despite being only 2% of your body weight.
🫀 Human Body Fact #10089
The surface area of the human lungs is roughly the size of a tennis court.
🫀 Human Body Fact #10088
You produce about one to two liters of saliva every day.
🫀 Human Body Fact #10087
The human skeleton is completely replaced roughly every 10 years through a process called bone remodeling.
🫀 Human Body Fact #10086
Your nose can detect over one trillion different scents.
🫀 Human Body Fact #10085
A chameleon's tongue can extend to roughly twice its body length and strikes prey in as little as 0.07 seconds.
🐾 Animals Fact #10084
Goats have rectangular pupils that give them a nearly 340-degree field of vision.
🐾 Animals Fact #10083
Cats have over 20 different vocalizations, including the purr, which can promote healing in bones and tissues.
🐾 Animals Fact #10082
The longest recorded lifespan of a tortoise was over 190 years.
🌿 Nature Fact #10081
Ants can carry objects 10 to 50 times their own body weight.
🐾 Animals Fact #10080
Wombat droppings are cube-shaped, which prevents them from rolling away and helps mark territory.
🐾 Animals Fact #10079
The electric eel can produce a shock of up to 860 volts, enough to stun a horse.
🐾 Animals Fact #10078
Parrots can learn to use words in context and understand concepts like shape, color, and number.
🔬 Science Fact #10077
A grizzly bear's bite is strong enough to crush a bowling ball.
🐾 Animals Fact #10076
Tardigrades can survive the vacuum of space, extreme radiation, and temperatures ranging from near absolute zero to over 300 degrees Fahrenheit.
🔬 Science Fact #10075
Lyrebirds can mimic almost any sound they hear, including chainsaws, camera shutters, and car alarms.
🐾 Animals Fact #10074
Seahorses are one of the few species where the male carries and gives birth to the young.
🐾 Animals Fact #10073
A cockroach can live for a week without its head before dying of dehydration.
🐾 Animals Fact #10072
Elephants mourn their dead and have been observed holding vigils over fallen members of their herd.
🐾 Animals Fact #10071
The mantis shrimp has 16 types of color receptors — humans have only three.
🐾 Animals Fact #10070
A single colony of ants can contain millions of individuals and cover an area larger than a football field.
🐾 Animals Fact #10069
Axolotls can regenerate their limbs, heart, spinal cord, and even parts of their brain.
🔬 Science Fact #10068
Honey badgers can withstand venomous snake bites that would kill most other animals.
🐾 Animals Fact #10067
The mimic octopus can impersonate over 15 different species, including sea snakes, lionfish, and flatfish.
🐾 Animals Fact #10066
Crows can recognize and remember individual human faces for years.
🐾 Animals Fact #10065
A cheetah can accelerate from 0 to 60 mph in just 3 seconds.
🐾 Animals Fact #10064
Houseflies hum in the key of F.
🌿 Nature Fact #10063
Pistol shrimp can snap their claws so fast they create a bubble that reaches temperatures close to the surface of the Sun.
🌿 Nature Fact #10062
A woodpecker's tongue wraps around the back of its skull to cushion its brain during pecking.
🐾 Animals Fact #10061
Dolphins sleep with one eye open and half their brain awake to watch for predators.
🐾 Animals Fact #10060
The heart of a blue whale is so large that a small child could swim through its arteries.
🐾 Animals Fact #10059
A snail can sleep for up to three years at a time.
🐾 Animals Fact #10058
Cows have best friends and become stressed when they are separated from them.
🐾 Animals Fact #10057
The Hubble Space Telescope can see objects that are 13.4 billion light-years away.
🚀 Space Fact #10056
On Venus, it rains sulfuric acid that evaporates before reaching the surface.
🚀 Space Fact #10055
The largest known structure in the universe is the Hercules-Corona Borealis Great Wall, a supercluster of galaxies spanning 10 billion light-years.
🚀 Space Fact #10054
Enceladus, a moon of Saturn, has geysers that shoot water vapor and ice into space.
🚀 Space Fact #10053
The observable universe has a diameter of about 93 billion light-years.
🚀 Space Fact #10052
There are rogue planets floating through space that are not bound to any star.
🚀 Space Fact #10051
The coldest known place in the universe is the Boomerang Nebula, with temperatures reaching minus 458 degrees Fahrenheit.
🚀 Space Fact #10050
A year on Mercury is just 88 Earth days long.
🚀 Space Fact #10049
The Milky Way galaxy is on a collision course with the Andromeda galaxy and they will merge in about 4.5 billion years.
🚀 Space Fact #10048
There are more possible iterations of a game of chess than there are atoms in the observable universe.
🔬 Science Fact #10047
The Sun's core temperature is approximately 27 million degrees Fahrenheit.
🚀 Space Fact #10046
If two pieces of the same type of metal touch in space, they will permanently bond together due to cold welding.
🔬 Science Fact #10045
Neutron stars can spin up to 716 times per second.
🚀 Space Fact #10044
The International Space Station travels at about 17,500 miles per hour, orbiting Earth roughly every 90 minutes.
🚀 Space Fact #10043
Astronauts grow up to 2 inches taller in space because the lack of gravity allows the spine to decompress.
🚀 Space Fact #10042