What do you do when the rains keep coming and floods sweep across your country? As the waters rise and cover your fields and towns, what do you use to save your home? Do you write a fancy new computer program, download the newest anti-flooding app on your phone or design complicated modern robots to deal with it? Well, people in the United Kingdom are facing this very problem and you might be surprised to learn they aren’t turning to modern technology. Instead, they’re looking back to one of antiquity’s greatest scientists and inventors, Archimedes, and to his giant water screws.