The theory of relativity is at once simple and elegant but also maddeningly nonintuitive. There's no need to get into the full guts and glory of that theory here, but there is one feature of ...

Einstein’s explanation of special relativity, delivered in his 1905 paper On the Electrodynamics of Moving Bodies focuses on demolishing the idea of ‘absolute rest’, exemplified by the ...

Galilean Relativity is simple. If you drop a ball on a plane in flight, the ball falls straight to the floor just like it would if the plane were stationary. The principle is that the laws of physics ...

One hundred years ago in November 1915, Albert Einstein presented to the Prussian Academy of Sciences his new theory of general relativity. It is fair to say the theory turned out to be a great ...

OUR most accurate clocks are probing a key tenet of Einstein’s theory of relativity: the idea that time isn’t absolute. Any violation of this principle could point us to a long-sought theory that ...

CHICAGO (U-WIRE) — It was the first day of class in moral philosophy, and Professor Sidorsky was trying the same experiment he had used for many years to start the class. He wrote, “Murder is wrong” ...