Wednesday, December 3, 2025

Tag: guides

What is constant entropy k?

The Boltzmann constant (kB or k) is the proportionality factor that relates the average relative kinetic energy of particles in ...

Why pics are black-and-white?

On top of money and time constraints, many photographers and documentarians preferred black-and-white photography over color for artistic reasons. Before ...

Are galaxies purple?

Why are galaxies the colors that they are, like when we see them through telescopes they are blue, white, red, ...

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