Nonlinear phenomena are phenomena, which, in contrast to a linear system, cannot be explained by a mathematical relationship of proportionality (that is, a linear relationship between two variables).

The interplay between competing degrees of freedom, anisotropy, and spin correlations in frustrated Kitaev magnets is an ideal platform to observe non-trivial spin freezing. Here, thermodynamics ...

NC Gov. Josh Stein has been in office for 100 days. What Republicans and Democrats in the General Assembly think of how he’s done so far. Real-time updates and all local stories you want right ...

At least 98 people have died and nearly 200 injured after the roof of the Jet Set nightclub in Santo Domingo (Dominican Republic) collapsed early Tuesday. According to authorities, at least 300 ...

Upon reaching the ground, this downdraught creates a dome of cool air that can spread sideways very ... These are the rarest but most violent of thunderstorm phenomena. A rapidly rotating mass of air ...