Researchers from Penn's Department of Physics and Astronomy have developed a new method for better understanding the relationship between a star's chemical composition and planet formation. The study ...

A new study published in Atmospheric Environment by researchers at the University of North Carolina at Chapel Hill has analyzed space and time trends for fine particulate matter (PM2.5) in the ...

What do you get when you kick up a whole lot of debris from an icy comet under the watchful eye of a powerful infrared telescope-spectrometer? An up-close look at the chemical composition of the ...

The chemical composition of a planetary body reflects its starting conditions modified by numerous processes during its formation and geological evolution. Measurements by X-ray, gamma-ray, and ...