/u/CygnusX-1-2112b's posts in /r/askscience

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Is a Diesel-Electric automobile feasible? If so why don't we see them?

5 upvotes

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If, roughly 100 million Years ago Antarctica was a lush rainforest, is it Currently home to large coal or oil deposits that are simply too impractical to resource? Or is 100 million too short for those substances to form?

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How does the cardiovascular system regulate heart rate for exercise?

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Is it knosn why, in most mammal species, males are larger and more geared towards fighting and defending territory, where in other groups (I.E fish, insects, reptiles) females are the larger and more powerful ones?

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How does running liquid through the compressor in a refridgerator act as a heat exchanger? Does compressing the liquid cool it somehow? What incites the transfer of thermal from an area of medium-energy to another area of medium energy?

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Would negation of cortisol cause issues?

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How do we expect to have any success in Terraforming another planet workout native tectonic activity?

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Could a compromised olfactory sense from a young age cause social issues?

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How were the first internal combustion engine machined? How was anything resembling precision machining possible with metal when the first ICE was designed in 1798?

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How many generations does it appear to take for environmental factors to begin to effect physical traits of humans (I.E melanin concentration)

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Title	Upvotes	Mark as read	Favorited	Rating	Add to a list
Is a Diesel-Electric automobile feasible? If so why don't we see them?	5
If, roughly 100 million Years ago Antarctica was a lush rainforest, is it Currently home to large coal or oil deposits that are simply too impractical to resource? Or is 100 million too short for those substances to form?	5
How does the cardiovascular system regulate heart rate for exercise?	3
Is it knosn why, in most mammal species, males are larger and more geared towards fighting and defending territory, where in other groups (I.E fish, insects, reptiles) females are the larger and more powerful ones?	1
How does running liquid through the compressor in a refridgerator act as a heat exchanger? Does compressing the liquid cool it somehow? What incites the transfer of thermal from an area of medium-energy to another area of medium energy?	1
Would negation of cortisol cause issues?	1
How do we expect to have any success in Terraforming another planet workout native tectonic activity?	1
Could a compromised olfactory sense from a young age cause social issues?	1
How were the first internal combustion engine machined? How was anything resembling precision machining possible with metal when the first ICE was designed in 1798?	1
How many generations does it appear to take for environmental factors to begin to effect physical traits of humans (I.E melanin concentration)	1