(Top) General scheme for using mechanical force to trigger a radical chain reaction. (Bottom) Shreds of a grocery bag were utilized to initiate a reaction in a ball mill jar. (Koji Kubota, et al.

For the first time, human beings harnessed the power of atomic fission. Keith Ruffles, CC BY Meitner and Frisch were able to provide an explanation for what he saw that would revolutionize the field ...