Each kind of light has a unique wavelength, but human eyes can only perceive a tiny slice of the full spectrum -- the very narrow range from red to violet. Microwaves, radio waves, x-rays and more are hiding, invisible, just beyond our perception. Lucianne Walkowicz shows us the waves we can't see.
Lesson by Lucianne Walkowicz, animation by Pew36 Animation Studios.
The title says it all: this blog features physics videos found everywhere on the web: animations, demonstrations, lectures, documentaries.