Six weeks ago a report reached the U. S. about an atomic explosion which took place in a Berlin laboratorythe most violent atomic explosion ever accomplished by human agency (TIME, Feb. 6). This news, known then only to a few insiders, streaked over the physical world like a meteor. By last week a half-dozen leading science journals were popping with reports confirming, extending or interpreting the original phenomenon.
Dr. Otto Hahn, 60, of Germany's Kaiser Wilhelm Institute, and his coworker, F. Strassmann, had bombarded uranium with neutrons. In the products of bombardment they found...