Seleucus of Seleucia was an ancient astronomer who defended heliocentrism, arguing that Earth orbits the Sun and rotates on ...

The Antikythera computer captured the ancient Greek passion for mathematics, and especially geometry, and science.

how Ancient Greek astronomers were the first to postulate that the Earth moves around the sun; how Hippocrates was the first medic to presume that illness came from natural causes.

Astronomers using the European Space Agency's Gaia space telescope have discovered some of the earliest forebears of our ...

View our world through the eyes of the Ancient Greeks and Romans, inventors of theater, democracy, Civil law, and straight roads! UD’s Ancient Greek and Roman Studies program allows students to ...

It was likely used by ancient Greek astronomers to study the sky. The device, which has been dated back to sometime between 200 and 70 B.C., was more than a millennium ahead of its time - nothing ...