In another part of this issue we publish as a special supplement a translation of Prof. N. Bohr’s lecture on atomic structure, which was delivered at Stockholm last December on the occasion of ...

Crystallography is the science of analyzing the pattern produced by shining an X-ray beam through a material sample. A powder sample produces a different pattern than solid crystal. One longstanding ...

Plutonium has captured the attention of scientists since its discovery in the early 1940s. This enigmatic element has an important role to play in emerging energy technologies like nuclear batteries ...