Last week U. S. scientists read with interest that Dr. Paul Renno Heyl, U. S. Bureau of Standards physicist, had determined more accurately than ever before the value of G, constant of gravitation. He found it to be .00000006670 dynes.* The most commonly accepted value for G has been .00000006658 dynes obtained in 1895-96 by Physicists Charles Vernon Boys in England and Karl Ferdinand Braun in Germany.
* A dyne is that amount of force which in one second will give one gram a velocity of one centimetre (.39 in.) per sec.
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