May 20: Difference between revisions

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{{Are You Sure/May 20}}
{{Are You Sure/May 20}}
== Selected Anniversaries ==
{{Template:Selected anniversaries/May 20}}


== Topic of the Day ==
== Topic of the Day ==

Revision as of 14:01, 16 May 2024


Better Than News

Beyond Plausible

In Other Words

Are You Sure

• ... that logician and mathematician Ernst Zermelo (1871–1953) made pioneering contributions to set theory, notably the Zermelo–Fraenkel axiomatic set theory, as well as his proof of the well-ordering theorem; and that Zermelo's work had major implications for the foundations of mathematics?

• ... that the Flying bison (Bison pterobonasus) is a large, even-toed ungulate in the genus Bison within the subfamily Bovinae, distinguished from other Bovinae by two pairs of strong, transparent wings, and that the wings are used mainly for short bursts of flight, such as jumping across canyons, or engaging in courtship displays?

Selected Anniversaries

Topic of the Day

The Who