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

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Soda bottles and the like contain high pressure gasses and liquids with a screw top. Why do other screw-top systems, like scuba regulators, require an o-ring if the system works fine without one?

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Does the ability to ride a snowboard/skateboard/etc. "switch" use the same areas of the brain as arm/hand ambidexterity does, or are they separate systems?

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You're in a room with an elevated level of a dangerous, airborne substance. Is it safer to breathe through your mouth or nose? Are your eyes an entry point to worry about for short exposure?

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Everyone's looking for a "cure" for autism. How do we know that autism isn't humanity's default state, and everything has to go right not to be autistic?

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What would happen if another large earthquake struck Fukushima? Is it sufficiently shut down/contained that it wouldn't be a problem?

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Is gravitational acceleration potentially infinite, or is it limited by C?

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Would someone born with vision in only one eye have better depth perception than a person with two working eyes who closes one?

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Do we know of any obviously "incomplete" and extant species, such as a proto-Bombardier beetle?

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Why does digestive gas travel in the usual direction rather than collect near the duodenum?

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How do/would long distance spacecraft guard against collisions with small, high velocity objects?

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Title	Upvotes	Mark as read	Favorited	Rating	Add to a list
Soda bottles and the like contain high pressure gasses and liquids with a screw top. Why do other screw-top systems, like scuba regulators, require an o-ring if the system works fine without one?	1
Does the ability to ride a snowboard/skateboard/etc. "switch" use the same areas of the brain as arm/hand ambidexterity does, or are they separate systems?	1
You're in a room with an elevated level of a dangerous, airborne substance. Is it safer to breathe through your mouth or nose? Are your eyes an entry point to worry about for short exposure?	1
Everyone's looking for a "cure" for autism. How do we know that autism isn't humanity's default state, and everything has to go right not to be autistic?	1
What would happen if another large earthquake struck Fukushima? Is it sufficiently shut down/contained that it wouldn't be a problem?	1
Is gravitational acceleration potentially infinite, or is it limited by C?	1
Would someone born with vision in only one eye have better depth perception than a person with two working eyes who closes one?	1
Do we know of any obviously "incomplete" and extant species, such as a proto-Bombardier beetle?	1
Why does digestive gas travel in the usual direction rather than collect near the duodenum?	1
How do/would long distance spacecraft guard against collisions with small, high velocity objects?	1