Elementary Lessons in Electricity and Magnetism

June 19th, also known as Juneteenth, marks the anniversary of the 1862 court ruling that prohibited slavery in the United States. It is also the anniversary of the 1964 approval of the Civil Rights Act.  And then everything was solved forever. German chemist and pharmacist Friedrich Sertürner was born June 19, 1783. He was the first […]

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