What is the temperature of a vacuum?
100308
Temperature in space
155218
A physical explanation for negative kelvin temperatures
73935
Why the temperature is getting lower when the universe is expanding
87000
The temperature in space is about 3K, however there are almost no atoms in space. How can there be residual heat?
141995
Temperature below absolute zero?
54581
How is the electostatic field propagated by the vacuum? How does a charge feel the presence of another charge when there is NOTHING between them?
103498
Does decrease in temperature affect mass $E=mc^2$?
8862
How is temperature related to color?
33110
The origin of the value of speed of light in vacuum
82514
Why we won't extract heat from air temperature?
28177
What causes the permittivity and permeability of vacuum?
29728
Does the vacuum in QFT have nonzero energy or not?
98406
How to calculate temperature of an incandescent bulb filament?
137102
Is it theoretically possible to reach $0$ Kelvin?
12216
Can there be temperature inside of a massive Black Hole?
2966
Lowest temperature possible in the universe?
115353
How to predict how much space a VACUUM FULL would reclaim?