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

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If a website is able to grade your password as you’re typing it, doesn’t that mean that it’s getting stored in plain text at some point on the server?

2492 upvotes

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If a planet had a radius that was equal to the altitude of Earth’s geosynchronous orbit, but had the same mass and rotational period as the Earth now, would there be reduced or zero gravity on the surface?

5 upvotes

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How much energy would a laser the size and weight of a M4 style carbine rifle need to produce a recoil of equal force to the M4 firing a standard 5.56mm round?

1 upvotes

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Why does salt keep the napkin from sticking to my drink cup?

1 upvotes

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Are there any constellations that would look more or less the same from Proxima Centuri?

1 upvotes

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Does the net gravitational pull of a star decrease as it's mass gets converted into energy?

1 upvotes

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Does speed alway increase as the frame of reference increases in size?

1 upvotes

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Will a black hole always be a black hole?

1 upvotes

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Can you know the frequency of a single photon?

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How sure are we that Space-Time is expanding with the Universe and not some static and infinite existence that our Universe is expanding into?

1 upvotes

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Title	Upvotes	Mark as read	Favorited	Rating	Add to a list
If a website is able to grade your password as you’re typing it, doesn’t that mean that it’s getting stored in plain text at some point on the server?	2492
If a planet had a radius that was equal to the altitude of Earth’s geosynchronous orbit, but had the same mass and rotational period as the Earth now, would there be reduced or zero gravity on the surface?	5
How much energy would a laser the size and weight of a M4 style carbine rifle need to produce a recoil of equal force to the M4 firing a standard 5.56mm round?	1
Why does salt keep the napkin from sticking to my drink cup?	1
Are there any constellations that would look more or less the same from Proxima Centuri?	1
Does the net gravitational pull of a star decrease as it's mass gets converted into energy?	1
Does speed alway increase as the frame of reference increases in size?	1
Will a black hole always be a black hole?	1
Can you know the frequency of a single photon?	1
How sure are we that Space-Time is expanding with the Universe and not some static and infinite existence that our Universe is expanding into?	1