Lost notes reveal Galileo closely studied the ancient Greek astronomer Ptolemy, offering fresh insight into his early ...

Researchers from the CNRS, Sorbonne Université and Tyndale House (affiliated with the University of Cambridge) have recently found fragments of the Star Catalogue composed by the Greek astronomer ...

In a monastery library on the Sinai Peninsula, a devotional handbook by the monk John Climacus sat quietly for centuries while a far older scientific treasure hid beneath its ink. Medieval scribes had ...

Before telescopes, ancient Greek astronomers relied on naked-eye observations of the night sky to understand the universe around them. The meticulous star catalog belonging to one of the best of these ...

Hypatia, one of the greatest philosophers of Alexandria, was admired for her ideas but was brutally murdered for them by ...