Named for its inventor, the Greek mathematician Archimedes (237-212 BCE), the Archimedes screw is a device for raising water. Essentially, it is a large screw, open at both ends and encased lengthwise ...

Thonis-Heracleion once thrived at the mouth of the Nile, a vibrant city pulsing with trade and ceremony long before Alexandria rose to power in 331 BCE. It stood as Egypt’s main gateway to the ...

Named for its inventor, the Greek mathematician Archimedes (237-212 BCE), the Archimedes screw is a device for raising water. Essentially, it is a large screw, open at both ends and encased lengthwise ...