/u/TheRaven1's posts in /r/askscience

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What is a "zip file" or "compressed file?" How does formatting it that way compress it and what is compressing?

8996 upvotes

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If I was filling up a tire with air, would there be any difference if I filled the tire with only O2 versus only CO2?

128 upvotes

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If I'm wearing contacts and put on my glasses, do I see the same thing that people with perfect vision do when they put on my glasses?

1 upvotes

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Title	Upvotes	Mark as read	Favorited	Rating	Add to a list
What is a "zip file" or "compressed file?" How does formatting it that way compress it and what is compressing?	8996
If I was filling up a tire with air, would there be any difference if I filled the tire with only O2 versus only CO2?	128
If I'm wearing contacts and put on my glasses, do I see the same thing that people with perfect vision do when they put on my glasses?	1