July Fourth is one of the worst days of the year for air quality in the region, said Daniel B. Curtis, associate professor of ...

Angular momentum is a fundamental quantity in physics that describes the rotational motion of objects. In quantum physics, it ...

On Wednesday at 2:12 p.m. an air quality alert was reported by the NWS San Diego CA in effect until Sunday at midnight. The ...

At 1:58 p.m. on Wednesday, the NWS Los Angeles/Oxnard CA reported an air quality alert in effect until Saturday at 11 p.m.

A FBRM probe is inserted into the flowing oil and water medium of any concentration or viscosity. A highly focused laser beam ...