Speed of light not so constant after all

Even in vacuum conditions, light can move slower than its maximum speed depending on the structure of its pulses.

Why is time frozen from light's perspective?

EBC Men's Ministry

Research Shows Faster-Than-Light Warp Speed Is (Probably) Possible

List of consequences of NIL principle, non-interference of light

Fermilab Today

Fermilab Today

Advanced Stellar Propulsion Systems

MindField

Blue Light Sensitivity: Causes, Symptoms and Protection Strategies