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Math and Arithmetic

~20 years mentoring 5th grade students as an elementary school volunteer.

Chemistry

A+ Honors grad in 1953 and 60+ years experience since then

Nuclear Physics

University credits plus experience on nuclear power plant projects

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Math and Arithmetic
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Physics
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Chemistry
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Nuclear Physics
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Biochemistry
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Users

Where did astatine get its name from?

The name of element 85, astatine", is derived from the Greek "astatos", meaning unstable, with the ending "-ine" that is part of the names of the names all five halogens mak (MORE)