Category: Constants more named than measured
4 articlesThe list below is believed complete, though membership – like everything here – is subject to revision.
- Constant of stubbornness – Proposed fundamental constant (s) underpinning the brick – defined, named, and never measured.
- Gravity – The weakest of the four forces and the worst-measured quantity in physics: sixteen laboratories have determined its constant and they do not agree.
- Kradian – Proposed unit of angular residue: the amount by which a radian's degree-count and π together exceed sixty.
- Time – The second was once a fraction of the Earth's day. Since 1967 the day has been measured against a caesium atom, and the Earth has been losing.
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