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

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When I touch my finger to the audio jack of my speakers when they're turned on and the volume up to full, I hear the radio mixed in with static. What's going on? Is my body acting as a radio receiver?

34 upvotes

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How is it that I can't list off all the words I know, but if you say just about any word I could tell you its definition?

3 upvotes

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When I fire a camera flash close to a metal can, it makes a strange noise. What is causing this?

2 upvotes

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If intelligent beings evolved underwater - e.g. on Europa - could they in theory create a civilization on the same level as ours (technology and all)?

1 upvotes

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What could I attach to a DC motor that would create a piston effect?

1 upvotes

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Is there a catalyst that would make carbon react with oxygen (i.e., start a fire) at room temperature?

1 upvotes

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If Planck length is the smallest possible length, and one Planck length per Planck time = c, then how do we move slower than c?

1 upvotes

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How can we "replay" audio in our brains so well, especially compared to how we recall other senses?

1 upvotes

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Suppose you are holding a string suspending a large metal ball. You cut the string underneath your hand. Does the ball begin to fall instantly, or is there some sort of delay?

1 upvotes

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Is this dog actually mourning?

1 upvotes

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Title	Upvotes	Mark as read	Favorited	Rating	Add to a list
When I touch my finger to the audio jack of my speakers when they're turned on and the volume up to full, I hear the radio mixed in with static. What's going on? Is my body acting as a radio receiver?	34
How is it that I can't list off all the words I know, but if you say just about any word I could tell you its definition?	3
When I fire a camera flash close to a metal can, it makes a strange noise. What is causing this?	2
If intelligent beings evolved underwater - e.g. on Europa - could they in theory create a civilization on the same level as ours (technology and all)?	1
What could I attach to a DC motor that would create a piston effect?	1
Is there a catalyst that would make carbon react with oxygen (i.e., start a fire) at room temperature?	1
If Planck length is the smallest possible length, and one Planck length per Planck time = c, then how do we move slower than c?	1
How can we "replay" audio in our brains so well, especially compared to how we recall other senses?	1
Suppose you are holding a string suspending a large metal ball. You cut the string underneath your hand. Does the ball begin to fall instantly, or is there some sort of delay?	1
Is this dog actually mourning?	1