/u/caliber's posts

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Are dentists as a group characterized by better dental health?

1 upvotes • r/askscience

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Why are hard disks in computers almost all 5400, 7200, or 10000 RPM? Are these numbers in some way significant, or are these just arbitrary standards settled upon by the industry?

1 upvotes • r/askscience

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Does it make a difference for sunburning whether you spend a long continuous period in the sun versus multiple short periods that add up to the same amount of time?

1 upvotes • r/askscience

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When you feel nauseous and feel like you need to burp or vomit but can't seem to, what's happening physiologically?

1 upvotes • r/askscience

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How do pets get fleas from going outside? Are the fleas just hanging around waiting for a host to come by, or is it from the pet's interaction with other hosts?

1 upvotes • r/askscience

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How did cavemen maintain their fingernails? Are there any other animals with nails similar to humans that maintain them somehow?

1 upvotes • r/askscience

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What is the limitation that causes radios such as those found in cell phones to be limited to specific frequencies?

1 upvotes • r/askscience

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For endangered animals, I often hear there is a minimum viable population of genetic diversity and once a population drops below that, extinction is likely. Why is it that parasites like fleas and bedbugs and worms seem perfectly able to thrive from a single initial infection?

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Would it be possible for a society to live entirely underground like in sci-fi or fantasy?

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How much of the benefit of washing hands is neutralized or even outweighed by handling potentially unclean objects like a door handle or faucet knob?

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Title	Upvotes	Subreddit	Mark as read	Favorited	Rating	Add to a list
Are dentists as a group characterized by better dental health?	1	askscience
Why are hard disks in computers almost all 5400, 7200, or 10000 RPM? Are these numbers in some way significant, or are these just arbitrary standards settled upon by the industry?	1	askscience
Does it make a difference for sunburning whether you spend a long continuous period in the sun versus multiple short periods that add up to the same amount of time?	1	askscience
When you feel nauseous and feel like you need to burp or vomit but can't seem to, what's happening physiologically?	1	askscience
How do pets get fleas from going outside? Are the fleas just hanging around waiting for a host to come by, or is it from the pet's interaction with other hosts?	1	askscience
How did cavemen maintain their fingernails? Are there any other animals with nails similar to humans that maintain them somehow?	1	askscience
What is the limitation that causes radios such as those found in cell phones to be limited to specific frequencies?	1	askscience
For endangered animals, I often hear there is a minimum viable population of genetic diversity and once a population drops below that, extinction is likely. Why is it that parasites like fleas and bedbugs and worms seem perfectly able to thrive from a single initial infection?	1	askscience
Would it be possible for a society to live entirely underground like in sci-fi or fantasy?	1	askscience
How much of the benefit of washing hands is neutralized or even outweighed by handling potentially unclean objects like a door handle or faucet knob?	1	askscience