Browsing: rotate

In the mid 19th century a Frenchman named Léon Foucault became famous for swinging pendulums and claiming their consequent motions…

Ancient civilizations the world over believed Earth to be the flat, immovable center of the universe around which the heavens…

NASA and modern astronomy claim that star-trails in the Southern Hemisphere rotate clockwise, while those in the North rotate counter-clockwise…