September 30: Difference between revisions

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{{Daily Image/September 30}}
== Better Than News ==
{{Better Than News/September 30}}
== Are You Sure ==
{{Are You Sure/September 30}}
== On This Day in Fiction and Nonfiction ==
{{Selected anniversaries/September 30}}
{{Selected anniversaries/September 30}}
== Topic of the Day ==
{{Daily Favorites/September 30}}

Revision as of 07:42, 15 September 2022


Better Than News

Are You Sure

... that the first known calculation of the golden ratio, expressed inversely as a decimal of "about 0.6180340", was written in 1597 by astronomer and mathematician Maestlin in a letter to Johannes Kepler?

On This Day in Fiction and Nonfiction

Topic of the Day

Philip K. Dick