Chinese scientists break a historic barrier and achieve the highest plasma density in a nuclear fusion reactor.

Measuring density is crucial in manufacturing many of today’s products. Being able to characterize the structure and quality of solid materials quickly and efficiently can not only help guide ...

Laws in many states require notifying women if they have dense breasts, a risk factor for breast cancer. But density shouldn’t be the only factor in determining whether supplemental screening is ...

Opponents of high-density housing have tried to turn the term into a dirty word. But Midway Rising shows how it can be a city's secret sauce.