Quote from: Nature Topic

The older view of the nature of heat was that it is a substance, very fine and imponderable indeed, but indestructible, and unchangeable in quantity, which is an essential fundamental property of all matter.


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Author Bio


  • NameHermann von Helmholtz
  • DescriptionPhysicist and physiologist
  • BornAugust 31, 1821
  • DiedSeptember 8, 1894
  • CountryGerman Confederation; German Empire
  • ProfessionPhysicist; Ophthalmologist; Musicologist; Music Theorist
  • AwardsCopley Medal; Faraday Lectureship Prize; Order Of Merit For Arts And Science