/u/DaffyD82's posts in /r/askscience

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Does body temperature impact cognitive performance? If so, is there an optimal temperature?

4352 upvotes

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Can magnets convey rotational force, i.e. can you unscrew a screw with a magnet?

177 upvotes

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When a black hole evaporates fully, what does an outside observer see happen to objects crossing the event horizon?

19 upvotes

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Which would be a bigger driver of sealevel rising due to global warming: polar ice melting or the thermal expansion of water in the oceans?

5 upvotes

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How can smell travel through airtight containers? Are odour molecules smaller than air molecules?

5 upvotes

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What happens on a molecular level when an object stretches ?

3 upvotes

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If all the nukes in the world were detonated in one place, would it affect the earth's orbit around the sun?

1 upvotes

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How do accents form?

1 upvotes

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If we wanted to send a person to witness the heat death of of the universe, would it work to propel them to near light speed so that time would pass very slowly for them?

1 upvotes

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Are there languages that don't have the concept of rhyming?

1 upvotes

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Title	Upvotes	Mark as read	Favorited	Rating	Add to a list
Does body temperature impact cognitive performance? If so, is there an optimal temperature?	4352
Can magnets convey rotational force, i.e. can you unscrew a screw with a magnet?	177
When a black hole evaporates fully, what does an outside observer see happen to objects crossing the event horizon?	19
Which would be a bigger driver of sealevel rising due to global warming: polar ice melting or the thermal expansion of water in the oceans?	5
How can smell travel through airtight containers? Are odour molecules smaller than air molecules?	5
What happens on a molecular level when an object stretches ?	3
If all the nukes in the world were detonated in one place, would it affect the earth's orbit around the sun?	1
How do accents form?	1
If we wanted to send a person to witness the heat death of of the universe, would it work to propel them to near light speed so that time would pass very slowly for them?	1
Are there languages that don't have the concept of rhyming?	1