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This timeline of nuclear fusion is an incomplete chronological summary of significant events in the study and use of nuclear fusion. 1920 Based on F.W...

In optics, defocus is the aberration in which an image is simply out of focus. This aberration is familiar to anyone who has used a camera, videocamera...

Alpenglow (from German: Alpenglühen, lit. 'Alps glow'; Italian: enrosadira) is an optical phenomenon that appears as a horizontal reddish glow near the...

In theoretical physics, the R-symmetry is the symmetry transforming different supercharges in a theory with supersymmetry into each other. In the simplest...

In fluid dynamics, lubrication theory describes the flow of fluids (liquids or gases) in a geometry in which one dimension is significantly smaller than...

Charles Bernard Desormes (French: [dezɔʁm]; 3 June 1777 – 30 August 1862) was a French physicist and chemist. He determined the ratio of the specific heats...

A hand boiler or (less commonly) love meter is a glass sculpture used as an experimental tool to demonstrate vapour-liquid equilibrium, or as a collector's...

The Hilbert spectrum (sometimes referred to as the Hilbert amplitude spectrum), named after David Hilbert, is a statistical tool that can help in distinguishing...

A Bitter electromagnet or Bitter solenoid is a type of electromagnet invented in 1933 by American physicist Francis Bitter used in scientific research...

A 1-K pot (i.e. 1-kelvin pot) is a cryogenic device used to attain temperatures down to approximately 1 kelvin. The 1-K pot is a small vessel in a cryogenic...

Christophe Bettally (18th century – 19th century) was an English scientific instrument maker. He was probably of Italian descent with an anglicised surname...