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75th anniversary: Scientists at Lawrence Berkeley National Laboratory announced the synthesis of...

History · Anniversaries · Mon, March 17, 2025

Source

1950: Scientists at Lawrence Berkeley National Laboratory announced the synthesis of californium, a radioactive transuranium element.

Also on Mar 17, 2025

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Source, method and history
Source
Wikipedia
How we know
Wikipedia "On this day" selected anniversary, 75 years (1950 to 2025).
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annual
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