The great object is to find the theory of the matter [of X-rays] before anyone else, for nearly every professor in Europe… — Ernest Rutherford Copy Share Image
“Since the stomach gives no obvious external sign of its workings, investigators of gastric movements have hitherto been obliged to confine their… — Walter Bradford Cannon Copy Share Image
“After the discovery of spectral analysis no one trained in physics could doubt the problem of the atom would be solved when… — Arnold Sommerfeld Copy Share Image