The best online physics courses allow you to start learning from the top schools and thinkers – and Black Friday is a great time to sign up. When you purchase through links on our site, we may earn an ...

THE first edition of Prof. Richtmyer's book has been appreciated by so many physicists that the appearance of a second edition is bound to be warmly welcomed, and it is only necessary here to note the ...

HERE is a readable book, excellently translated, for which we have again to thank Mr. H. L. Brose. Though it is called an introduction to the theory of relativity and gravitation, it is more strictly ...

The properties of magnets and compasses are described, as well as the origins of magnetism Introduction to Magnetism: The properties of magnets and compasses are described, as well as the origins of ...

The first evidence of a gravitational wave detected 100 years after Einstein imagined it -- proof that space actually vibrates -- drew standing-room only enthusiasts to two explanatory sessions this ...

The difference between static discharge and continuous current is explained. Introduction to Electric Current: The difference between static discharge and continuous current is explained. Sources of ...