The first great attempt to make mapping realistic came in the second century A.D. with Claudius Ptolemy. He was an astronomer and astrologer obsessed with making accurate horoscopes, which ...

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 ...

Now researchers have managed to recover the text written by Ptolemy on a parchment that suffered such a previous recovery attempt. Outermost six rings of the meteoroscope, not to scale.

Claudius Ptolemy will take a bow! Over the last few years, Tamil Nadu has negotiated a stream of headwinds to cover a ridiculously long distance in time, from K ...

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 ...

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 how he ...

One was the 1522 edition of the Geography of Claudius Ptolemy, the other a collection of historical narratives whose authors included Marco Polo and Christopher Columbus. It’s impossible to know ...

helped overthrow more than a thousand years of Aristotelian thinking (reinforced by Greek astronomer Claudius Ptolemy) which said that objects only moved if an external force drove that motion.