Historically, prior to 1820, electricity and magnetism were thought to be separate entities of nature. On April 21, 1820, Hans Christian Oersted, a Danish physi ...
Researchers at the University of Konstanz have uncovered a new mechanism of sliding friction: resistance to motion that ...
Physicists have forced light to behave like electrons trapped in a magnetic field, reproducing the quantum Hall effect with photons for the first time. The experiment, carried out on an optical fiber ...