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The Statue of Socrates at the Academy of Athens. Work of Leonidas Drosis (d. 1880). (C messier/CC BY SA 4.0) Background: This NASA image shows Earth from space. The image is a combination of data from two satellites.

Was Socrates in Space? A Question of Ancient Spaceflight

The ancient Greeks are credited with having made many early advancements in science and mathematics which influenced later western civilization. Aristarchus of Samos proposed an essentially...