Medieval chronicles occasionally recorded unusual astronomical events that puzzled observers of the time. One account describes a night when witnesses claimed the moon appeared to split in two. Such ...

In medieval and Renaissance society and culture, celestial events were not mere spectacles in the sky. Rather, they were omens, predictors of the future, and windows into the workings of the universe.

When astronomers hunt for the remnants of ancient stellar explosions, they increasingly find themselves reading the night sky through the eyes of medieval scholars. Arabic chronicles, astronomical ...

A 14th-century astrolabe, one of the important instruments of medieval science (Photo by Hasan Esen/Anadolu Agency via Getty Images) This is a review I’ve been sitting on for a while, because I’ve ...

The University of Texas at Arlington Library and the Medieval Science and Technology class are collaborating on a special eclipse exhibition. Editor’s note: This story is part of The Dallas Morning ...

A long-standing myth about medieval history is that the Middle Ages were intellectually dark. Science supposedly took a hiatus between the demise of Rome and the rise of Copernican astronomy and ...

LONDON — A rare astronomy tool that helped medieval scientists tell time will remain in Britain after the British Museum scrambled to come up with the money to buy it. The brass device, called an ...

While NASA grapples with the mysteries of Planet Nine using modern telescopes and high-tech probes, two researchers are taking a trip back in time to find the missing world. The duo from Queen’s ...