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controlgroup
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42
Would weightlessness (i.e. in thrill rides, planes, skydiving, etc.) be different on a Flat Earth?
Aug 20, 2024
32
How do we know what's IDEAL if we have never seen it?
May 5, 2025
27
Black hole the mass of Everest is safe to produce?
Jul 13, 2025
26
Why don't spaceships get hotter and hotter until they burn up since they are in a near perfect vacuum?
Jan 30, 2025
25
Could a black hole’s photon sphere theoretically act as a "mirror" to observe Earth’s historical light?
Jan 21, 2025
23
Why is redshift possible if the speed of light is constant?
Feb 21, 2025
21
Why is the permeability of the vacuum exact, and why must the permittivity be determined experimentally?
Jan 22, 2025
20
Is a "hot cube" (analogous to an ice cube) a physical possibility?
Oct 29, 2024
19
How has the rotation of Earth been accounted for in the theory of gravitational time dilation?
Apr 30, 2025
13
What happens in perpetual free fall under the Earth's gravity in an expanding universe?
Mar 27, 2025

Top Meta posts

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Instead of closing a question as "engineering, not physics", why don't we just move it to Engineering SE?
11
Where exactly does Physics Stack Exchange draw the line between scientific inquiry and speculation?
9
Reopen question request: my question is more than a home work question
8
Are the answers on popular questions here reliable?
7
Downvotes and close votes to this question were serious mistake

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36
Join us for our first community-wide AMA (Ask Me Anything) with Stack Overflow’s CEO (and a few others) on February 26, 2025
33
Did the Biden administration lose almost a trillion dollars to “improper payments”?
32
Is it feasible at all to build data centers in space?
31
Assuming that production isn't a problem, what would be the easiest antimatter element to store and contain?
30
What would be the most optimal way to produce and utilize an army of Pinocchios?