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On This Day

A date in history of medicine, science, environmental study, space exploration of benefit to our knowledge of earth and life sciences of interest.

Solar Queen

Solar Queen

On December 12, 1900, biophysicist and solar power pioneer Mária Telkes was born in Hungary. She built her first laboratory at ten years of age. Visiting the U.S.A., she worked with surgeon George Crile, co-founder of the Cleveland Clinic, to investigate the energy produced…

Something to Glow About

Something to Glow About

On November 8, 1895, in the evening, physicist Wilhelm Conrad Roentgen [Röntgen] discovered X-rays. Previously, he had investigated the electrical conductivity of crystals and electromagnetic influences on polarized light. This particular evening, Roentgen experimented with the flow of electric current through a glass tube…