1,170 B.C.: Hammurabi writes down 282 laws prescribing civil behavior in the kingdom of Babylon.
1,250 B.C.: The library at Thebes in ancient Greece gathers the world's knowledge and makes it available in one place.
1,150 B.C.: The Turin papyrus is the first known topographic map.
560 B.C.: Lydia, in modern-day Turkey, introduces gold and silver coins to represent monetary value.
500 B.C.: Babylonians invent mathematical calculation as a way to track the movement of planets.
400 B.C.: Hippocrates [pictured] identifies causes of human diseases. Panini creates a grammar for Sanskrit, forming the basis for systematic linguistics.
Content courtesy of Wolfram|Alpha