/u/elonmusk12345_'s posts in /r/askscience

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What kind of data is transferred to your computer during an internet speed test?

553 upvotes

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If I'm in New York and I send a text message to someone in Japan, how does my phone know on which local and undersea cables to send the information through for it to get to the recipient?

292 upvotes

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Do long-distance fibre optic cables ever make mistakes with the data they transmit?

63 upvotes

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When uploading a big file through a router, does the computer throttle itself in how many bits it sends per second to be exactly the internet speed? Or does it send it all at once? If so, how does the router know how to process an enormous file that was sent at random intervals?

8 upvotes

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Some ISPs provide a service where you can plug in an adapter into a plug in the wall and that adapter that can provide you with ethernet without having to run a long cable from your router. How does this work?

1 upvotes

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Is there a limit to how much data could travel through the air around me in the form of waves or is it unlimited?

1 upvotes

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Does the heat energy in Earth's atmosphere (energy the gaseous particles have that are colliding) come entirely from the sun?

1 upvotes

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What is the difference between something that is autotrophic and something that is photosynthetic?

1 upvotes

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Can humans get blood transfusions from other mammals? Is blood in say a bear very different than blood in a human?

1 upvotes

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When a file is downloaded on a computer, does that computer gain any weight?

1 upvotes

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Title	Upvotes	Mark as read	Favorited	Rating	Add to a list
What kind of data is transferred to your computer during an internet speed test?	553
If I'm in New York and I send a text message to someone in Japan, how does my phone know on which local and undersea cables to send the information through for it to get to the recipient?	292
Do long-distance fibre optic cables ever make mistakes with the data they transmit?	63
When uploading a big file through a router, does the computer throttle itself in how many bits it sends per second to be exactly the internet speed? Or does it send it all at once? If so, how does the router know how to process an enormous file that was sent at random intervals?	8
Some ISPs provide a service where you can plug in an adapter into a plug in the wall and that adapter that can provide you with ethernet without having to run a long cable from your router. How does this work?	1
Is there a limit to how much data could travel through the air around me in the form of waves or is it unlimited?	1
Does the heat energy in Earth's atmosphere (energy the gaseous particles have that are colliding) come entirely from the sun?	1
What is the difference between something that is autotrophic and something that is photosynthetic?	1
Can humans get blood transfusions from other mammals? Is blood in say a bear very different than blood in a human?	1
When a file is downloaded on a computer, does that computer gain any weight?	1