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There Have Been Ways To Create Artificial Gravity For a Long Time, So Why Isn't Artificial Gravity Used On Space Stations?
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If There Is a Time Machine, Then Why Haven't Humans Come To See Us In The Future?
Science
Nuclear Fusion Ends At Iron, So Where Do Elements Heavier Than Iron In The Universe Come From?
Science
There Is No Air In Space To Provide Reaction Forces, So Where Does The Power To Move The Spacecraft Forward Come From?
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When Humans Reach The Second Level Of Civilization In The Universe, Will They Necessarily Build a "Dyson Sphere"?
Science
Exploring The Limits Of Physics, What Is The Smallest Matter In The Universe?
Science
If You Sink a 100kg Solid Iron Ball Into The Deepest Part Of The Sea, Will The Ball Be Deformed By The Pressure?
Science
If The Earth Shrank To The Size Of An Electron, How Big Would The Universe Be?
Science
Schrödinger's Cat Is Only One Of The "Four Great Beasts" Of Physics.
Science
Japanese Scientists Have Stored 50,000 Tonnes Of Ultra-Pure Water Underground.
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What Are The Celestial Bodies That We See In The Night Sky? How Far Away Are They From Us?
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How Could An Asteroid Just 10 Kilometres In Diameter Have Wiped Out The Entire Planet's Dinosaurs?
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What Would Be Underneath The Sahara Desert If The Sand Was Dug Up?
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The Most Mysterious Crater On The Moon: An Unnaturally Oval Shape With a Giant Structure In The Middle
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What Is The End Point Of The Evolution Of Carbon-Based Life? How Far Away Is Humanity From This Endpoint?
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What Exactly Have Scientists Discovered And Why Are They So Convinced That Octopuses May Not Be Earth's Creatures?