/u/dpitch40's posts in /r/askscience

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Why don't the mirrors, crossbars, supports, etc. in a reflecting telescope block some of the image?

133 upvotes

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Why doesn't the orbital period of Saturn match what the math predicts?

77 upvotes

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Where in the night sky is Voyager 1 headed, in the long term?

26 upvotes

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How can walking on carpet produce thousands of volts of electrostatic charge?

8 upvotes

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Why don't warm and cool air masses in the atmosphere mix together?

6 upvotes

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Why are the British Isles, at 55° N, relatively warm and temperate while South Georgia, at 54° S, is polar and inhospitable?

6 upvotes

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Why do heat waves and air quality alerts often seem to happen together?

5 upvotes

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Why does the CDC recommend that international travellers self-quarantine rather than get tested for COVID-19?

5 upvotes

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Why is the observable universe still expanding?

4 upvotes

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Why, when seen through low-flying clouds, does the sun still have a sharply defined outline?

3 upvotes

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Title	Upvotes	Mark as read	Favorited	Rating	Add to a list
Why don't the mirrors, crossbars, supports, etc. in a reflecting telescope block some of the image?	133
Why doesn't the orbital period of Saturn match what the math predicts?	77
Where in the night sky is Voyager 1 headed, in the long term?	26
How can walking on carpet produce thousands of volts of electrostatic charge?	8
Why don't warm and cool air masses in the atmosphere mix together?	6
Why are the British Isles, at 55° N, relatively warm and temperate while South Georgia, at 54° S, is polar and inhospitable?	6
Why do heat waves and air quality alerts often seem to happen together?	5
Why does the CDC recommend that international travellers self-quarantine rather than get tested for COVID-19?	5
Why is the observable universe still expanding?	4
Why, when seen through low-flying clouds, does the sun still have a sharply defined outline?	3