IN the discussion on relativity at the Royal Society on February 5 (NATURE, February 12), Mr. Jeans stated that the FitzGerald-Lorentz contraction theory presented grave difficulties in the case of a ...
That was a very fine issue the Atlantic brought out last October with those sixty-four pages on science and all. The two pieces “Reaching for the Stars” by Dr. Eugen Sänger and “The Paradox of Motion” ...
IF we refer several events to the same system of position and time co-ordinates, and then consider the same events referred to another system, the position co-ordinates and times in the two systems ...