Ancient civilizations moved stones weighing hundreds of tons without cranes, pulleys, or modern machines. One theory? They used sound. And shockingly, science now shows acoustic levitation is real — ...
When people think of ancient civilizations in South Asia, the Harappans often come to mind. But what if signs of human life ...
A brick-built drainage system discovered at the palace foundations in the Dongyuan Ancient City site. [Photo provided to ...