Researchers have deciphered an ancient manuscript that they think Claudius Ptolemy ... of Seville's "Etymologiae" — on top of Ptolemy's writing. Someone also "cleaned" the paper in an attempt ...

Claudius Ptolemy. After years of painstaking work, the team, from the Sorbonne and New York Universities, have deciphered the long-lost message detailing the construction and uses of an ancient ...

The material they discovered appears to be a copy of Claudius Ptolemy’s treatise on a scientific ... “It’s a kind of technical writing. It’s the first book of its kind on scientific ...

Claudius Ptolemy was a Greek mathematician, astronomer and geographer who lived in the Egyptian city of Alexandria while under the rule of the Roman Empire. Much of medieval astronomy and ...

A representation of Claudius Ptolemy (Illustrative ... tried to "clean" the parchment to make Ptolmey's original writing clearer by applying a reagent to several pages. This not only didn ...

Claudius Ptolemy (150 AD) map drawn from Ptolemy's coordinates for a 1482 edition of his Geographia (The Ulm Edition, Leinhard Holle) Lands beyond the bounds of the known world tantalized the ...

A map created by Greek astronomer and cartographer Claudius Ptolemy, from around 140 A.D., is considered to be the oldest surviving representation of Ireland. Included in his treatise ...

Around the second century C.E., the Greek astronomer Claudius Ptolemy listed 48 “official” constellations in his book Almagest. No original copy of Almagest has survived, so we don’t know ...

Editor’s note: Christian Cantrell is a software developer and science fiction writer. He has written two novels and several short stories, and his third novel will be out early next year.