On Nov. 8, 1895 German scientist Wilhelm Rontgen discovers X-rays by accident when testing if cathode rays could pass through glass. Doctors began to use X-rays but were slow to realize the harmful effects of X-rays.
On Nov. 8, 1895 German scientist Wilhelm Rontgen discovers X-rays by accident when testing if cathode rays could pass through glass. Doctors began to use X-rays but were slow to realize the harmful effects of X-rays.