Ancient Greek astronomers and early Islamic scientists used astrolabes as mechanical computers to calculate time, determine ...

Prefer Newsweek on Google to see more of our trusted coverage when you search. An ancient book on astronomy from the 1500s sold for more than £10,000 ($12,200), as a "private international buyer" ...

The University of Sharjah hosted an astrolabe workshop in which western scientists showed participants how an astronomical instrument made by an ancient Muslim scholar nearly 1,000 years ago measured ...

Astrolabe, an ancient astronomical tool, helped measure time, direction, and stars. Discover its meaning, origin, and role in ...

Federica Gigante found a “rare” astrolabe with Hebrew and Arabic inscriptions from an Italian museum collection. Photo by Federica Candelato from the University of Cambridge Federica Gigante was ...

See more of our trusted coverage when you search. Prefer Newsweek on Google to see more of our trusted coverage when you search. An unusual depiction of the ancient Egyptian sky goddess Nut may ...

The mathematical principles of Ptolemy’s Planisphaerium enabled the projection of the three-dimensional universe onto a flat ...

Peering into the past, we find that our ancestors held a surprisingly advanced understanding of the stars and constellations. Their knowledge, as revealed in ancient texts, often rivals our modern ...