/u/nic0lk's posts in /r/askscience

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If every light in America turned off at once, would we immediately see the milky way or would it take time for the light pollution to wear off?

61 upvotes

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How different would life on Earth be if the oceans were filled with fresh water instead of salt water?

1 upvotes

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If I were to get a surgery to straighten my spine, would that automatically make me taller?

1 upvotes

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If hydrogen is lighter than helium, why don't we fill balloons with hydrogen?

0 upvotes

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If you had a car with a magnet facing forward towards a magnet facing the opposite way, could that make to car go forward?

0 upvotes

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Title	Upvotes	Mark as read	Favorited	Rating	Add to a list
If every light in America turned off at once, would we immediately see the milky way or would it take time for the light pollution to wear off?	61
How different would life on Earth be if the oceans were filled with fresh water instead of salt water?	1
If I were to get a surgery to straighten my spine, would that automatically make me taller?	1
If hydrogen is lighter than helium, why don't we fill balloons with hydrogen?	0
If you had a car with a magnet facing forward towards a magnet facing the opposite way, could that make to car go forward?	0