Optical cavities confine light on a small region in space, which can result in a strong coupling of light with materials inside the cavity. This gi ...

The Breit–Rabi effect describes nonlinear energy shifts of atomic hyperfine levels under a DC magnetic field. While the effect has long been precisely verified and widely applied, its corresponding ...

Editorial Expression of Concern for Fries et al., Early experience in humans is associated with changes in neuropeptides critical for regulating social behavior ...

In This IssuePlanetary waves are large-scale atmospheric circulation disturbances, which affect weather and climate. Amplification of planetary waves, due to factors including human-caused climate ...