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

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How does half-life work exactly? How can an atom last 1 day while another lasts 50? Random chance?

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Is there any material that does not let magnetic field lines through itself?

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Are there types of electromagnetic waves we cant detect? Are there possibly any that exist which we dont even know about? Like ones with wave lengths larger than the Earth?

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Where do bears hibernate? Can they construct their own shelters?

9 upvotes

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How long would it take a diamond to turn back into graphite?

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How exactly did we determine that a mole = 6.02214179(30)×10^23?

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How exactly does alcohol kill bacteria?

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When regular wax is melted by candle, is any lost to the envoronment? In other words, is there any such thing as completely reusable wax?

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People were saying that this is going to be a harsh winter for some time before the last serious snow fall in Buffalo. How do they determine this?

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What is the maximal time dilation between two sounds that the brain would still register as one sound?

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Title	Upvotes	Mark as read	Favorited	Rating	Add to a list
How does half-life work exactly? How can an atom last 1 day while another lasts 50? Random chance?	10
Is there any material that does not let magnetic field lines through itself?	10
Are there types of electromagnetic waves we cant detect? Are there possibly any that exist which we dont even know about? Like ones with wave lengths larger than the Earth?	10
Where do bears hibernate? Can they construct their own shelters?	9
How long would it take a diamond to turn back into graphite?	8
How exactly did we determine that a mole = 6.02214179(30)×10^23?	8
How exactly does alcohol kill bacteria?	8
When regular wax is melted by candle, is any lost to the envoronment? In other words, is there any such thing as completely reusable wax?	7
People were saying that this is going to be a harsh winter for some time before the last serious snow fall in Buffalo. How do they determine this?	7
What is the maximal time dilation between two sounds that the brain would still register as one sound?	7