/u/GeneReddit123's posts in /r/askscience

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What's the estimated pressure on Enceladus' sub-surface ocean?

1417 upvotes

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Old 3D video games rendered circles as visibly crude polygons. Modern games have them perfectly circular. Did we just increase polygon count until its too high to notice, or have rendering algorithms changed to allow "true" circles?

123 upvotes

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Rabies is a disease with (untreated) near-100% fatality and a prolonged transmissible period. How is it contained in the animal kingdom?

108 upvotes

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If an object accelerated fast enough, would it eventually start colliding with the Cosmic Microwave Background (pair production), effectively making the maximum speed limit lower than the speed of light?

86 upvotes

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What are some interesting finite numerical sequences?

77 upvotes

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If photons don't experience time, how can they have temporal properties like frequency and wavelength?

43 upvotes

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Have there been any conjectures proven false, despite being widely believed to be true prior to the disproval?

41 upvotes

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Does the presence of heavy elements in the Earth indicate we are made from a remnants of a former supernova? Was it part of the Milky Way? Do we know anything about its nature, stellar environment, or even when it occurred?

39 upvotes

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Why do GPUs constantly need updated drivers for best performance, but CPUs don't?

17 upvotes

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What makes "virtual photons" so different from real ones?

15 upvotes

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Title	Upvotes	Mark as read	Favorited	Rating	Add to a list
What's the estimated pressure on Enceladus' sub-surface ocean?	1417
Old 3D video games rendered circles as visibly crude polygons. Modern games have them perfectly circular. Did we just increase polygon count until its too high to notice, or have rendering algorithms changed to allow "true" circles?	123
Rabies is a disease with (untreated) near-100% fatality and a prolonged transmissible period. How is it contained in the animal kingdom?	108
If an object accelerated fast enough, would it eventually start colliding with the Cosmic Microwave Background (pair production), effectively making the maximum speed limit lower than the speed of light?	86
What are some interesting finite numerical sequences?	77
If photons don't experience time, how can they have temporal properties like frequency and wavelength?	43
Have there been any conjectures proven false, despite being widely believed to be true prior to the disproval?	41
Does the presence of heavy elements in the Earth indicate we are made from a remnants of a former supernova? Was it part of the Milky Way? Do we know anything about its nature, stellar environment, or even when it occurred?	39
Why do GPUs constantly need updated drivers for best performance, but CPUs don't?	17
What makes "virtual photons" so different from real ones?	15