4 ideas
1556 | By nature people are close to one another, but culture drives them apart [Hippias] |
7667 | There are two sides to men - the pleasantly social, and the violent and creative [Diderot, by Berlin] |
20646 | Helmholtz used 'energy' to mathematically link heat, light, electricity and magnetism [Helmholtz, by Watson] |
20973 | All forces conserve the sum of kinetic and potential energy [Helmholtz, by Papineau] |