October 19: Difference between revisions

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{{Are You Sure/October 19}}
{{Are You Sure/October 19}}
== Selected Anniversaries ==
{{Template:Selected anniversaries/October 19}}


== Selected Anniversaries ==
== Selected Anniversaries ==

Latest revision as of 10:37, 17 October 2024


Better Than News

Beyond Plausible

In Other Words

Are You Sure

• ... that physicist and chemist Marguerite Catherine Perey (19 October 1909 – 13 May 1975) discovered the element francium by purifying samples of lanthanum that contained actinium; and that Perey was the first woman to be elected to the French Académie des Sciences (1962), an honor denied to her mentor, Marie Curie?

Selected Anniversaries

Selected Anniversaries

Topic of the Day

Books