Combinations of temperature and density that yield warm dense matter exist throughout the Universe, sometimes briefly, sometime long-term. Laser fusion experiments have briefly transited the warm ...

We establish a Barge-Martin type theorem for graph self-maps for which the set of periodic points is dense. Journal Information Rocky Mountain Journal of Mathematics publishes both research and ...

Accurate smartphone positioning in dense urban environments remains challenging due to signal blockage, multipath effects, ...

Forbes contributors publish independent expert analyses and insights. I write about the broad intersection of data and society. One of the most powerful ways through which we convey the results of ...

It is tempting to think that some materials are always heavier than other materials. For example, someone might say that metal is heavier than air. But it depends on how much of each material there is ...