No, it’s not a way to encourage population growth. Shame on you for thinking that. Archimedes’ Screw is a way to draw up water for drinking or irrigating fields. So the zombiepocalypse has passed. You ...

Introduction Can you think of a way to make water run uphill—without using electricity? The ancient Greeks discovered how to do just this! They developed a device called the Archimedes screw to lift ...