Biology
Anaximander of Miletus [b. Miletus (Turkey), 610 bce, d. Miletus c. 546 bce], in On Nature, introduces the concept of evolution and speculates that animal life began in the oceans -- ideas forgotten for centuries. See also 530 bce Earth science.
CommunicationAnaximander draws up the first known map of the entire inhabited Earth -- actually only the part known to the Ionians around this time. He puts the map on a cylinder to reflect the curvature of Earth. See also 500 bce Communication.
ToolsAccording to tradition, Anaximander invents the first sundial. In fact, simple sundials existed earlier in Mesopotamia and Egypt, but probably Anaximander invented a form of astrolabe or sundial that could be corrected for changes in the season. See also 1500 bce Tools.
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| Millennium: | 1st millennium BC |
| Centuries: | 7th century BC – 6th century BC – 5th century BC |
| Decades: | 580s BC 570s BC 560s BC – 550s BC – 540s BC 530s BC 520s BC |
| Years: | 559 BC 558 BC 557 BC 556 BC 555 BC 554 BC 553 BC 552 BC 551 BC 550 BC |
| Categories: | Births – Deaths – Architecture Establishments – Disestablishments |
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