Below is everything (newest at top) with "education+research+science+sound" in its title or subcategories.
THE PYRAMIDS WERE GIANT MUSICAL INSTRUMENTS( education / research / science / sound )
Cool! /images/wallpapers/ancient-sphynx-pyramid.webp Ancient people used sound power. It's less power than what we are used to, but ten thousand years ago this would've been revolutio... read more