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First haemodialysis

Dutch-American physician Willem Kolff tested his artificial kidney for the first time on a living patient. The test was unsuccessful, his patient died. Kolff’s did not give up and improved his design into the first clinically useful machine. Two years later he successfully treated 67-years old woman in a uremic coma.

Albert Einstein proposes the existence of photon

In 1905 physicists knew, that electromagnetic energy is made of some small chunks called quanta. Einstein suggested that these quanta are actually the particles of light, photons. These particles, however, exhibit many properties of waves. This strange behavior of matter is called the wave-particle duality.

German engineer Gottlieb Daimler is born

He was a pioneer of internal-combustion engines and automobile development. He invented the high-speed liquid petroleum fuelled engine. Daimler worked with his business partner Wilhelm Maybach. In 1882 they designed motorcycle in history. It was called The Daimler Petroleum Reitwagen ("riding car").

Anniversaries of the (in)famous