Upon hearing the term ‘vacuum chamber’ I immediately revert back to high school science classes. While I do not believe I ever used one of them, we did spend a good deal of time Continue reading
In 1610, German scientist Otto von Guericke went before Frederick William I, Elector of Brandenburg and Duke of Prussia, with 24 horses, two metal hemispheres and a pump. He pressed the two hemispheres against each other, and using his new invention, the vacuum pump, he pumped the air out of the enclosure created by the joined hemispheres. He then harnessed 12 horses to each hemisphere and made them Continue reading