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Top new questions this week:

When was the symbol "U" first used to denote voltage or electric potential difference?

It is said that the symbol U for voltage was first introduced in the German literature, and is short for "Unterschied", that is "difference". Before a distinction between "...

terminology notation electricity definition potential  
user avatar asked by Peltio Score of 7
user avatar answered by ACR Score of 5

Where did Hippocrates say "Taking care of one's health is not to eat to satiety."?

¿Where did Hippocrates write: Taking care of one's health is not to eat to satiety. Ασχεσις υγις, αχοριη τρφης. This is quoted on p. 441n1 of Dufieux, Nature et virginité. He says it comes from &...

reference-request medicine hippocrates greek-medicine  
user avatar asked by Geremia Score of 3
user avatar answered by Alexander Campbell Score of 5

Greatest hits from previous weeks:

How do we know that Newton and Leibniz discovered calculus independently?

How do we know that Newton and Leibniz discovered calculus independently, or is it just a community agreement that both get the same credit? If Leibniz published calculus first, do we have papers on ...

calculus newton leibniz  
user avatar asked by Elizabeth Score of 7
user avatar answered by Alexandre Eremenko Score of 25

Why volt instead of volta?

Why is the volt not identical to the full name Volta, unlike the other electrical units ohm, ampere, coulomb, tesla, weber and henry? Is there a historical explanation, was the volt introduced at a ...

electricity units  
user avatar asked by Elec95 Score of 42
user avatar answered by jkien Score of 60

Is the "ques­tions that can’t be an­swered over an­swers that can’t be ques­tioned" quote by Feynman authentic?

In a lot of places I find this quote from Feynman: I would rather have ques­tions that can’t be an­swered than an­swers that can’t be ques­tioned. However, I cannot find any source of where it ...

debunking quote feynman  
user avatar asked by Nicola Gigante Score of 16
user avatar answered by Conifold Score of 8

Examples of when the professional scientists or mathematicians were wrong, but the nonprofessionals were right

What are the most glaring examples — if any — of when the professional scientists or mathematicians were wrong, but the nonprofessionals were right?

mathematicians examples big-list scientists  
user avatar asked by Seth Rich Score of 87
user avatar answered by Gerald Edgar Score of 70

Great battles in the history of mathematics

Could someone list me the most important battles between mathematicians which happened in history, especially such that strong emotions played role in that time? Perhaps the most known one is the ...

mathematicians examples  
user avatar asked by Widawensen Score of 18
user avatar answered by Mauricio Score of 23

Timeline of measurements of the electron's charge

Where can I find a paper or reference that describes the timeline of measurements of the magnitude of the electron's electric charge. For context, Millikan's oil drop experiment in 1908 determined the ...

experimental-physics reference-request bias  
user avatar asked by BMS Score of 60
user avatar answered by Anonymaus Score of 42

What scientists and mathematicians were afraid to publish their findings?

Background I am interested in scientists and mathematicians that were afraid to publish their findings during their lifetime, and to what degree such fears hinder scientific progress. So far, I've ...

biographical-details big-list  
user avatar asked by Max Lonysa Muller Score of 29
user avatar answered by Mikhail Katz Score of 26
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