/u/b4b's posts in /r/askscience

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If I had a spaceship and traveled in a straight line - would I hit a black hole sooner or later? Would I be even able to detect if I am not flying straight into one?

884 upvotes

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Why do many animals have a ligher color of fur / skin on their bellies? This looks like a disadvantage

349 upvotes

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What are the latest developments concerning prime numbers?

20 upvotes

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Does my standard PC use more floating point calculations, or more integers?

19 upvotes

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Can anyone explain "fire" on atom (quantum?) level with some numbers? What exactly happens when 5 C atoms "burn" with O2 particles to form CO2?

16 upvotes

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When do rotating blades stop becoming see through? Does this depend on their size? Speed?

6 upvotes

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How is electricity "standardized"? How do they keep it in the same parameters as people join and leave the grid?

3 upvotes

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Can time be understood as the increase of space between quarks (what would explain the expansion of universe) and black holes a place where time actually goes backwards?

1 upvotes

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Why do physicists keep using such complicated symbols in the equations, while programmers have learned long time ago that code readability is more important and use full names for their variables? When I go to wikipedia, the equations are hard to understand... using better variable names would help

1 upvotes

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What would happen if a high energy particle (OMG particle) would hit my hand?

1 upvotes

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Title	Upvotes	Mark as read	Favorited	Rating	Add to a list
If I had a spaceship and traveled in a straight line - would I hit a black hole sooner or later? Would I be even able to detect if I am not flying straight into one?	884
Why do many animals have a ligher color of fur / skin on their bellies? This looks like a disadvantage	349
What are the latest developments concerning prime numbers?	20
Does my standard PC use more floating point calculations, or more integers?	19
Can anyone explain "fire" on atom (quantum?) level with some numbers? What exactly happens when 5 C atoms "burn" with O2 particles to form CO2?	16
When do rotating blades stop becoming see through? Does this depend on their size? Speed?	6
How is electricity "standardized"? How do they keep it in the same parameters as people join and leave the grid?	3
Can time be understood as the increase of space between quarks (what would explain the expansion of universe) and black holes a place where time actually goes backwards?	1
Why do physicists keep using such complicated symbols in the equations, while programmers have learned long time ago that code readability is more important and use full names for their variables? When I go to wikipedia, the equations are hard to understand... using better variable names would help	1
What would happen if a high energy particle (OMG particle) would hit my hand?	1