academy acoreus aether aglaonike alcmaeon of croton almagest anaxagoras anaximander anaximenes of miletus andronicus of cyrrhus anicius manlius severinus boethius anthemius of tralles antikythera mechanism apollonius of perga aratus archimedes archimedes palimpsest archytas aristaeus the elder aristarchus of samos aristillus aristotle arithmetica armillary sphere astrolabe atomism attalus of rhodes autolycus of pitane babylonian astronomy babylonian mathematics bion of abdera bryson of heraclea callippic cycle callippus carpus of antioch cebes celestial spheres central fire chalcis chrysippus circle of latitude classical element cleomedes cleostratus conon of samos cosmology counter-earth crito crotone ctesibius cube deferent and epicycle democritus dicaearchus dinostratus diogenes of apollonia dionysodorus diophantus dioptra dodecahedron domninus of larissa doric greek earth echecrates egyptian astronomy egyptian mathematics empedocles ephesian school equant equatorial ring eratosthenes euclid euctemon eudemus of rhodes eudoxus of cnidus eutocius of ascalon geminus geocentric model geometry gnomon gorgias greek astronomy greek language greek mathematics greeks heliocentrism heraclides ponticus heraclitus hero of alexandria hicetas hipparchic cycle hipparchus hippasus hippias hippocrates of chios hypatia of alexandria hypsicles icosahedron indian astronomy indian mathematics italy leucippus library of alexandria light lucania lunar month marinus of neapolis matter melissus of samos menaechmus menelaus of alexandria metapontum meton of athens metonic cycle milesian school moon mural instrument nicolaus copernicus nicomachus nicoteles of cyrene number number theory octaeteris octahedron oenopides pappus of alexandria parmenides phanto of phlius pherecydes of syros philip of opus philon phlius planet plato platonic academy pluralist school posidonius pre-socratic philosophy proclus prodicus protagoras ptolemy public domain pythagoras pythagoreanism pytheas science science in medieval western europe seleucus of seleucia serenus of antinouplis simmias simplicius of cilicia socrates solstice sophism sosigenes of alexandria sosigenes the peripatetic soul speusippus spherical earth sporus of nicaea star strabo sublunary sphere sun taranto tetractys tetrahedron thales theodorus of cyrene theodosius of bithynia theon of alexandria theon of smyrna thrace thucydides thymaridas timaeus of locri timetable of greek mathematicians timocharis triangular number universe xenocrates xenophanes zeno of elea zeno of sidon zodiac