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

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If an infrared camera works because "warm things emit light," why doesn't the warm air between the camera and the object also emit light and wipe out the image?

682 upvotes

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How do species get a different number of chromosomes?

1 upvotes

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What is the density at which the human eye can no longer distinguish the difference between concentric rings and a perfect spiral?

1 upvotes

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Title	Upvotes	Mark as read	Favorited	Rating	Add to a list
If an infrared camera works because "warm things emit light," why doesn't the warm air between the camera and the object also emit light and wipe out the image?	682
How do species get a different number of chromosomes?	1
What is the density at which the human eye can no longer distinguish the difference between concentric rings and a perfect spiral?	1