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

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Why do we steer vehicles from the front, but aircraft (elevators/rudder) from the rear?

1583 upvotes

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If an astronaut on a space walk drops a tool, will it drop to earth, or will it go into a slightly elliptical orbit and appear on the next orbit slightly behind the point it was lost?

4 upvotes

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[Serious] If an astronaut on a space walk drops a tool, will it drop to earth, or will it go into a slightly elliptical orbit and appear on the next orbit slightly behind the point it was lost?

1 upvotes

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Why does the scientific community persist with the concept of a singularity?

1 upvotes

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We have over 1 billion nerve endings on our skin alone. Is there a receptor in the brain for every single one? If not, how do we know where on our body we are sensing something?

1 upvotes

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Why does the sun, when at the same elevation, feel hotter when nearer the equator?

1 upvotes

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Title	Upvotes	Mark as read	Favorited	Rating	Add to a list
Why do we steer vehicles from the front, but aircraft (elevators/rudder) from the rear?	1583
If an astronaut on a space walk drops a tool, will it drop to earth, or will it go into a slightly elliptical orbit and appear on the next orbit slightly behind the point it was lost?	4
[Serious] If an astronaut on a space walk drops a tool, will it drop to earth, or will it go into a slightly elliptical orbit and appear on the next orbit slightly behind the point it was lost?	1
Why does the scientific community persist with the concept of a singularity?	1
We have over 1 billion nerve endings on our skin alone. Is there a receptor in the brain for every single one? If not, how do we know where on our body we are sensing something?	1
Why does the sun, when at the same elevation, feel hotter when nearer the equator?	1