Ancient Greek Philosopher Proposed a Heliocentric Universe

Aristarchus of Samos, a Greek philosopher and mathematician proposed a heliocentric universe theory in 300 BCE, that the earth and planets make circular orbits around the sun. Continue reading

Callimachus of Cyrene

Callimachus (/kæˈlɪməkəs/; Greek: Καλλίμαχος, Kallimakhos; 310/305–240 BC) was a native of the Greek colony of Cyrene, Libya. He was a poet, critic and scholar at the Library of Alexandria and enjoyed the patronage of the Egyptian–Greek Pharaohs Ptolemy II Philadelphus and Ptolemy III Euergetes. Continue reading

Classification System Constructed for Alexandrian Library

A knowledge classification system was constructed at the royal library in Alexandria, Egypt by the Greek poet, Callimachus of Cyrene in third century BCE. Continue reading