__1838: __Ernst Mach is born in the small town of Chirlitz, then part of the Austrian Empire. The scientist would go on to conduct research in many fields, but his most memorable work in aerodynamics ...

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Everyone has heard of a fast plane having its speed described in terms of its Mach number. Mach 2, for example, means twice the speed of sound in air, Mach 3 is three times, and so on. Mach has been ...

In “Die Analyse der Empfindungen” (1886), Ernst Mach introduces sensation [Empfindung] as the fundamental condition of possibility for experience. Exceeding conventional understandings of external ...