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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
Time moves slower in stronger gravitational fields.
The human brain operates on about 20 watts of power.
Nothing can travel faster than light in a vacuum.
Your brain uses patterns to recognize faces almost instantly.
The light you see from some stars today began traveling before humans existed.
The ocean contains structures larger than mountain ranges.
Your brain predicts events before you consciously experience them.
Memories are reconstructed each time you recall them.
The ocean contains structures larger than mountain ranges.
Black holes can slow time so much that seconds near them equal years far away.
Your brain predicts events before you consciously experience them.
The last guillotine execution happened in 1977.
Energy and mass are interchangeable.
Some animals can regenerate entire body parts.
Some trees can communicate with each other using underground fungal networks.
Quantum particles can influence each other instantly across distance.
Energy and mass are interchangeable.
The light you see from some stars today began traveling before humans existed.
Nothing can travel faster than light in a vacuum.
Quantum particles can influence each other instantly across distance.
Particles can exist in multiple states until observed.
Memories are reconstructed each time you recall them.
Neutron stars are so dense that a single teaspoon would weigh billions of tons on Earth.
The light you see from some stars today began traveling before humans existed.
The pyramids were already ancient when mammoths still existed.
Lightning can heat air hotter than the surface of the Sun.
Humans reached the Moon less than 70 years after powered flight.
The human brain operates on about 20 watts of power.
The ocean contains structures larger than mountain ranges.
The light you see from some stars today began traveling before humans existed.
Neutron stars are so dense that a single teaspoon would weigh billions of tons on Earth.
The observable universe is about 93 billion light‑years wide.
Energy and mass are interchangeable.
The last guillotine execution happened in 1977.
Nothing can travel faster than light in a vacuum.
Neutron stars are so dense that a single teaspoon would weigh billions of tons on Earth.
Neutron stars are so dense that a single teaspoon would weigh billions of tons on Earth.
Neutron stars are so dense that a single teaspoon would weigh billions of tons on Earth.
The ocean contains structures larger than mountain ranges.
Cleopatra lived closer to modern times than pyramid construction.
The light you see from some stars today began traveling before humans existed.
The pyramids were already ancient when mammoths still existed.
There are rogue planets drifting through space with no star at all.
Particles can exist in multiple states until observed.
The observable universe is about 93 billion light‑years wide.
There are rogue planets drifting through space with no star at all.
The last guillotine execution happened in 1977.
The pyramids were already ancient when mammoths still existed.
Your brain predicts events before you consciously experience them.
Particles can exist in multiple states until observed.