Publishing 'On the Moving Force of Heat', stating the Second Law of Thermodynamics, establishing thermodynamic …

Léon Foucault proves Earth's axial rotation with his pendulum and measures light speed in water.

Conducting the first terrestrial measurement of the speed of light (c = 4 N f …

Formulating the substance-independent Absolute Thermodynamic Temperature Scale, defining Absolute Zero (0 K), and founding low-temperature …

Michael Faraday discovers how magnetic fields modify crystal optical axes.

Publishing 'Über die Erhaltung der Kraft', providing the definitive mathematical formulation of Energy Conservation across …

Discovering magneto-optical rotation (beta = V B L), proving the unified connection between light and …

Michael Faraday classifies magnetic material behaviors under strong magnetic fields.

Measuring the Mechanical Equivalent of Heat (J = 4.184 J/cal) via paddle-wheel calorimetry, establishing energy …