The Archimedes screw, an ancient Greek invention for lifting water. Learn about its origins, how it works, and its modern ...

Around 250 B.C., the Greek mathematician Archimedes calculated the ratio of a circle's circumference to its diameter. A precise determination of pi, as we know this ratio today, had long been of ...

The thousand-year-old manuscript contains the earliest surviving writings by Archimedes, a Greek thinker who is regarded as the greatest mathematician of antiquity. The story of the 174-page ...

This story appears in the March 2017 issue of National Geographic magazine. Technically it’s ancient technology. But now the two-millennia-old principle of the Greek mathematician Archimedes has ...