/u/RobertM525's posts in /r/askscience

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Is visibility much worse in Venus's atmosphere than Earth's?

690 upvotes

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Could life on Earth survive if our solar system was closer to the galactic core?

25 upvotes

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Are surge protectors actually useful? Or are they the Monster cable of power splitters?

14 upvotes

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Why is oxygen so special?

9 upvotes

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Does fitness (or lack thereof) affect immune function? (IOW, do out-of-shape people get sick more?)

9 upvotes

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Is there anything to the idea of our perception of time being completely subjective?

6 upvotes

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Is there a direct relationship between star type (e.g., G2, K6) and energy output? (And is that its bolometric magnitude?)

5 upvotes

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Could a lack of sun exposure cause skin problems?

5 upvotes

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Why can low-frequency EM radiation (microwave/ radio) and high (gamma, X-rays) penetrate objects more easily than light?

4 upvotes

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Why do rockets carry all their "thrust production" on-board? Why isn't some of the thrust provided by an "external source" (e.g., a catapult-type system)?

2 upvotes

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Title	Upvotes	Mark as read	Favorited	Rating	Add to a list
Is visibility much worse in Venus's atmosphere than Earth's?	690
Could life on Earth survive if our solar system was closer to the galactic core?	25
Are surge protectors actually useful? Or are they the Monster cable of power splitters?	14
Why is oxygen so special?	9
Does fitness (or lack thereof) affect immune function? (IOW, do out-of-shape people get sick more?)	9
Is there anything to the idea of our perception of time being completely subjective?	6
Is there a direct relationship between star type (e.g., G2, K6) and energy output? (And is that its bolometric magnitude?)	5
Could a lack of sun exposure cause skin problems?	5
Why can low-frequency EM radiation (microwave/ radio) and high (gamma, X-rays) penetrate objects more easily than light?	4
Why do rockets carry all their "thrust production" on-board? Why isn't some of the thrust provided by an "external source" (e.g., a catapult-type system)?	2