Air pollution is a serious and often underestimated health threat in the U.S. It is linked to over 50,000 premature deaths each year. Tiny particles in the air, like PM2.5, can get embedded into a ...

Nuclear physicists have found a new way to see inside nuclei by tracking interactions between particles of light and gluons. The method relies on harnessing a new type of quantum interference between ...

Researchers at WashU determined the concentration of submicron particulate matter over the United States, with the darker red areas holding higher concentrations. These are the smallest particles of ...

Nuclear physicists have found a new way to see details inside atomic nuclei. They do so by tracking interactions between particles of light and gluons—the gluelike particles that hold together the ...

Air pollution causes health problems and is attributable to some 50,000 annual deaths in the United States, but not all air pollutants pack the same punch. Scientists have tracked the scope of “PM 2.5 ...