4 ideas
19695 | The devil was wise as an angel, and lost no knowledge when he rebelled [Whitcomb] |
16369 | There is a single file per object, memorised, reactivated, consolidated and expanded [Papineau, by Recanati] |
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] |