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6
votes
3answers
1k views

Why do we spell “eureka”, not “heureka”?

Why is the spelling "eureka" by far more preferable to "heureka" in English? Greek vocabularies give "heureka" for the perfect to "heurisko".
21
votes
4answers
724 views

Why do photons and protons exhibit such anomalous behavior?

I first noticed in this answer that there is something sneaky going on with the word photon: its ‹t› is the stressed allophone of /t/, a fully aspirated [tʰ]. It does not reduce to [t] or [ɾ] the way ...