/u/Kracker5000's posts in /r/askscience

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Can fireworks be seen from space? If so, would it be possible to see a timelapse of each part of the world celebrating New Years in order from space?

929 upvotes

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Does leaving a refrigerator door opened for about 20 seconds actually use up a large enough amount of energy/ power to consider not leaving it open for that long?

93 upvotes

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Can you survive/ be healthy just taking supplements instead of eating vegetables?

1 upvotes

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Title	Upvotes	Mark as read	Favorited	Rating	Add to a list
Can fireworks be seen from space? If so, would it be possible to see a timelapse of each part of the world celebrating New Years in order from space?	929
Does leaving a refrigerator door opened for about 20 seconds actually use up a large enough amount of energy/ power to consider not leaving it open for that long?	93
Can you survive/ be healthy just taking supplements instead of eating vegetables?	1