Questions tagged [spacetime]
The spacetime tag has no usage guidance.
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Is Everything in Time Subject to Cause and Effect?
Is the universe wholly deterministic, with every event in time being a result of a specific cause, or might some events occur independently of prior causes? I’m seeking to understand if cause and ...
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Philosophical question about space, time, space-time and the arrow of time
I realize this question is going to come off as extremely physical (as in physics) and might even be subjected to being closed but I think it is better for me to voice it here because I realize there ...
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What are some examples of modern, non-academic philosophy questions? [closed]
Here are some ancient philosophy questions that the Ancient Greeks posed:
How many grains of sand make up a pile?
If you take a ship, replace its parts (starboard, stern, oars, etc...) one-by-one ...
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Presentism in Light of Relativity — It's About Time I Asked This Here
I've got a follow up question to Esmond's Does time exist if everything is in the present? and it goes like this:
According to presentism, only the present moment exists. But, according to Einstein's ...
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Is there a theoretical limit to the tachyonic antitelephone?
A tachyonic antitelephone is a hypothetical device in theoretical
physics that could be used to send signals into one's own past. Albert
Einstein in 1907[1][2] presented a thought experiment of how
...
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How small can we measure space? [closed]
I got this question after looking into transcendental numbers and I noticed how there are some distinctions that should be made from numbers and reality especially in measurement of length for example ...
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Location of Soul
Colloquially, we often have a notion that souls are like some sort of ghosts or "cloud inside a bottle" that leave body after death.
I feel the notion of soul in a bit different way. I feel ...
user72899
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If something is temporally and spatially vague, then can it be individuated by its absence?
1 If something is temporally and spatially vague, then can it become nothing?
I am thinking that it cannot be entirely individuated from its absence while it exists, because e.g. the space where it ...
user71226
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How many dimensions does time have?
As phrased in the title, How many dimensions does time have?
If one considers time by itself (in isolation from other putative phenomena such as space or spacetime), what can be said about the ...
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Is consciousness fundamental to the universe?
In January 2023, Entropy published a paper entitled "Fusions of Consciousness" by Hoffman, Prakash and Prentner. They propose that consciousness is fundamental to the universe, rather than ...
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The concept of time - arrow, pattern or both?
Time is treated in Relativistic Physics as a pattern of events laid out in a continuum. In philosophy it is usually related to change which physicists partly understand as "time's arrow".
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Would an external observer be the absolute reference frame for all the motion within the universe?
I dont know if this question belongs on the physics SE or here but I'll take a punt within philosophy.
Observers within the universe all move relative to one another. Take any two Observers A and B ...
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Loops in logic and reasoning of TIME
My question is more specific about time. Say what is time -time is a measure of changed(rate of change) but how do you measure time - by measuring something which is changing (movement of clocks or ...
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Is special relativity immune to the paradox of Achilles?
According to the entry "Proper Time" in Wikipedia, for an object in a SR spacetime traveling with velocity v for a time interval Δ T
c2Δ T 2 = c2 Δτ2 + v 2 Δ T2,
where Δ T is the coordinate ...
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Does the Universe have a boundary? [closed]
We see that the Universe is also called (sky) when Aristotle talks about it.
But I thought about it and I came to the conclusion when someone asked the question about my belief in what Aristotle said ...
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