Amanda Askell on Tantalum: an isotope with a half-life we may never see decay

AmandaAskell · x · 2026-10-02

Anthropic researcher Amanda Askell shares a delightful case of nominative determinism: tantalum, discovered in 1802 and named after the Greek figure Tantalus, turns out to have an isotope with a half-life so long that we might never observe it decay — the name seems to have fulfilled itself.

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