We see light all the time. The screen you are looking at to read this is emitting light. But what is light?

What Is Light?
Light: Crash Course Astronomy #24
Is light a particle or a wave? – Colm Kelleher

Photons of Light

Single Photon Interference
Photon Energy | Physical Processes | MCAT | Khan Academy
What the HECK is a Photon?!

Speed of Light

Why can’t you go faster than light?
Why is Light the Fastest Thing?
The Speed of Light is NOT About Light

Mass of Light

Why Doesn’t Light Have Mass?
Do Photons Have Mass?
Does Light have Mass ? || Visible Light || 2018

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