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jun 14, 1057 - Persian astronomer Abu al-Rayhan al-Biruni

Description:

describes the Earth's gravitation as the attraction of all things towards the centre of the Earth, and hypothesizes that the Earth turns daily on its axis and annually around the Sun.

Added to timeline:

28 Sep 2017
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Date:

jun 14, 1057
Now
~ 968 years ago

Images: