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

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Why is the Earth's crust divided into continents and ocean basins? How and why did they form this way, with continents elevated several kilometers above the ocean floor?

12 upvotes

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Why are the surfaces of atolls so close to the current sea level?

5 upvotes

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Is it at all possible that dark matter could be explained by billions of Dyson spheres?

3 upvotes

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Is there no liquid water or water vapor on the moon?

1 upvotes

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What would happen if you were knocked out cold in the middle of a heart attack?

1 upvotes

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How do we calculate distance to other galaxies and their velocities compared to us?

1 upvotes

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If the universe is approximately 13.8 billion years old, why is the diameter of the known universe not twice that number of light years, approximately 28 billion light years?

1 upvotes

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Title	Upvotes	Mark as read	Favorited	Rating	Add to a list
Why is the Earth's crust divided into continents and ocean basins? How and why did they form this way, with continents elevated several kilometers above the ocean floor?	12
Why are the surfaces of atolls so close to the current sea level?	5
Is it at all possible that dark matter could be explained by billions of Dyson spheres?	3
Is there no liquid water or water vapor on the moon?	1
What would happen if you were knocked out cold in the middle of a heart attack?	1
How do we calculate distance to other galaxies and their velocities compared to us?	1
If the universe is approximately 13.8 billion years old, why is the diameter of the known universe not twice that number of light years, approximately 28 billion light years?	1