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

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Is it possible to create a refrigeration system that works by expansion of atmospheric gas, having just a few valves instead of what would be a compression loop?

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Is there a limit to how much heat Earth can lose to space?

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Why are there species that are at the same time "threatened" and "invasive"?

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What is the fastest growing freshwater aquatic plant and how much CO2 can it use per square meter per day?

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Do isometric exercises burn calories?

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How deep would you sink down if you landed in Jupiter?

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Besides blending, what processes can food be subjected to in order to assist digestion?

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When building a homemade incinerator, what can be made to filter the exhaust gas so that the ashes stay in, and only water vapor and CO2 comes out the chimney?

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Title	Upvotes	Mark as read	Favorited	Rating	Add to a list
Is it possible to create a refrigeration system that works by expansion of atmospheric gas, having just a few valves instead of what would be a compression loop?	1
Is there a limit to how much heat Earth can lose to space?	1
Why are there species that are at the same time "threatened" and "invasive"?	1
What is the fastest growing freshwater aquatic plant and how much CO2 can it use per square meter per day?	1
Do isometric exercises burn calories?	1
How deep would you sink down if you landed in Jupiter?	1
Besides blending, what processes can food be subjected to in order to assist digestion?	1
When building a homemade incinerator, what can be made to filter the exhaust gas so that the ashes stay in, and only water vapor and CO2 comes out the chimney?	1