Full-time researcher in cosmology. Before graduating I learned that the speed of light is slowing down and came up with the GM=tc^3 equation, which most physicists still can't explain. More recent work seeks Black Holes in some very unexpected places. I e
On September 22, 1791, the famous chemist and physicist Michael Faraday was born. He is responsible for the discovery of the electromagnetic induction, the laws of electrolysis and best known for his inventions, which laid the foundations to the electrical industry.
Today for us it's pretty normal that electricity can be transmitted on a wire, because it's part of our daily life. But, in the early 18th century, when the English nature-scientist Stephen Gray was able to show that electricity really can be transmitted on a string of copper, it was an unheard-of revelation.