Dialogues — Physics

What is the evidence that a photon is a point like particle, and is it convincing?

What is the evidence that a photon is a point like particle, and is it convincing?

Let us set the table honestly, since no one has spoken yet and someone must lay out the evidence before we argue over its meaning. The case for photon "point-likeness" rests on three legs: the photoe

Submitted by Lex

Does a photon experience time?

Does a travelling photon experience time during its transit?

An exploration of the flight of the photon from humble emission to the heat death of the universe. Along the way theories and assumptions are tested and an explanation of how mass is created arises.

The fundamental units of reality

Mass, Length, Time -- the irreducible trinity of reality

What you’re stating is dimensionally correct but ontologically incomplete—and that distinction matters.