Fresh-Aire UV has introduced an environmental surface disinfection system, a stationary ceiling-mounted ultraviolet light system that irradiates potential health care-associated infection pathogens on ...

Among the greatest failures, indeed crimes, of the COVID-19 pandemic, has been the coverup and distortion of the science of airborne transmission, the way in which SARS-CoV-2 spreads from person to ...

How it works: the top frequency comb is passed through a sample of interest and then into a beamsplitter. The bottom frequency comb operates at a slightly different pulse repetition frequency and is ...

This story was adapted from a version published by the Southwest Research Institute. Read the original story here. The NASA New Horizons spacecraft’s extensive observations of Lyman-alpha emissions ...