An ancient Mayan Copernicus

For more than 120 years the Venus Table of the Dresden Codex—an ancient Mayan book containing astronomical data—has been of great interest to scholars around the world. The accuracy of its observations, especially the ...

Ancient Egyptians described Algol's eclipses

The Ancient Egyptian papyrus Cairo 86637 calendar is the oldest preserved historical document of naked eye observations of a variable star, the eclipsing binary Algol - a manifestation of Horus, a god and a king. This calendar ...

Late summer tales of Tanabata

One of the surest signs that late summer is here in the northern hemisphere is the arrival of the Milky Way in the early evening sky. As darkness falls ever earlier each night, the star-dappled plane of our home galaxy sits ...

Scotland lunar-calendar find sparks Stone Age rethink

Archeologists have discovered a lunar calendar in Aberdeenshire, Scotland, that is nearly ten thousand years old. Their findings show that the calendar makers (1) thought about time and (2) figured out a means to follow it ...

Why the World didn't end yesterday

NASA is so sure the world won't come to an end on Dec. 21, 2012, they have already released this news item for the day after.

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