/r/askscience

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How many GPS devices can handle a group of GPS Satellites at once? I mean there are billions of smartphones and other GPS devices. How can all of those be processed at almost the same time by a handful of satellites?

1726 upvotes • CE_BEP

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What kind of experiments are the astronauts doing on the ISS?

1725 upvotes • PastelFlamingo150

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What causes different materials to expand or contract at different rates?

1725 upvotes • superjes1

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If a person has been overweight for along time is the fat old fat? Or does the body recycle the fat, tries to use old fat and stores new one?

1724 upvotes • verbluten

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What causes X shaped lines on the stream when I pour milk?

1724 upvotes • badthra

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PLOS Science Wednesday: Hi reddit, we’re Neelesh Patankar and Malcolm MacIver, and we published a paper in PLOS Biology showing a mechanically optimal method of swimming evolved independently in vertebrate and invertebrate swimmers – Ask Us Anything!

1724 upvotes • PLOSScienceWednesday

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What caused the United States to have the highest infant mortality rate among western countries?

1723 upvotes • BuffaloingBuffalo

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When something smells, is it losing mass? If so, does something that has a stronger smell than another thing losing mass quicker?

1723 upvotes • Making_Waves

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Has the earth became more stable for life in last 200 million years?

1722 upvotes • JessSuperSub

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Why does a balloon make a loud "POP" when you pop it?

1721 upvotes • [deleted]

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Title	Upvotes	Author	Mark as read	Favorited	Rating	Add to a list
How many GPS devices can handle a group of GPS Satellites at once? I mean there are billions of smartphones and other GPS devices. How can all of those be processed at almost the same time by a handful of satellites?	1726	CE_BEP
What kind of experiments are the astronauts doing on the ISS?	1725	PastelFlamingo150
What causes different materials to expand or contract at different rates?	1725	superjes1
If a person has been overweight for along time is the fat old fat? Or does the body recycle the fat, tries to use old fat and stores new one?	1724	verbluten
What causes X shaped lines on the stream when I pour milk?	1724	badthra
PLOS Science Wednesday: Hi reddit, we’re Neelesh Patankar and Malcolm MacIver, and we published a paper in PLOS Biology showing a mechanically optimal method of swimming evolved independently in vertebrate and invertebrate swimmers – Ask Us Anything!	1724	PLOSScienceWednesday
What caused the United States to have the highest infant mortality rate among western countries?	1723	BuffaloingBuffalo
When something smells, is it losing mass? If so, does something that has a stronger smell than another thing losing mass quicker?	1723	Making_Waves
Has the earth became more stable for life in last 200 million years?	1722	JessSuperSub
Why does a balloon make a loud "POP" when you pop it?	1721	[deleted]