The everyday objects around us are white, colored or black, opaque or transparent, depending on how the electrons in their atoms or molecules respond to the driving force of electromagnetic radiation
The exotic particles produced by the great accelerators can be regarded as a spectrum of excited states that decay to a few ground states. Similar states exist in two older spectroscopies
Is pure science doomed to decline in the U.S.?
A book which discusses the philosophical impact of a profound innovation in physics
As an aid to understanding the atomic nucleus, physicists visualize it in terms of simplified models. A surprisingly fruitful approach is to regard it as a cloudy crystal ball