/u/pbjames23's posts in /r/askscience

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What would happen if two black holes collided at near the speed of light?

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If a human baby from 100,000 years ago were raised in modern society, would their be any noticeable differences?

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If the most powerful railgun was fired in the vacuum of space, how fast would the projectile travel?

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What does it mean when people refer to a food as "processed"?

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Are there any differences between a half brother and sister who share the same mother vs those who share the same father?

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Is there any evidence that shows wearing face covering in public will prevent the spread of a coronavirus?

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If you were in a spaceship passing by Earth at .99 C, what you see looking out the window?

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What is the furthest distance we can communicate with each other using current technology?

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Would an object positioned in the Earth-Sun L1 Lagrange point reduce the amount of sunlight reaching Earth?

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What would happen if a potato hit the earth at near the speed of light?

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Title	Upvotes	Mark as read	Favorited	Rating	Add to a list
What would happen if two black holes collided at near the speed of light?	1
If a human baby from 100,000 years ago were raised in modern society, would their be any noticeable differences?	1
If the most powerful railgun was fired in the vacuum of space, how fast would the projectile travel?	1
What does it mean when people refer to a food as "processed"?	1
Are there any differences between a half brother and sister who share the same mother vs those who share the same father?	1
Is there any evidence that shows wearing face covering in public will prevent the spread of a coronavirus?	1
If you were in a spaceship passing by Earth at .99 C, what you see looking out the window?	1
What is the furthest distance we can communicate with each other using current technology?	1
Would an object positioned in the Earth-Sun L1 Lagrange point reduce the amount of sunlight reaching Earth?	1
What would happen if a potato hit the earth at near the speed of light?	1