The climate is changing and nowhere is it changing faster than at Earth's poles. Researchers at Penn State have painted a comprehensive picture of the chemical processes taking place in the Arctic and ...

Billions upon billions of soot particles enter Earth’s atmosphere each second, totaling about 5.8 million metric tons a year — posing a climate-warming impact previously estimated at almost one-third ...

Tom has a Master's degree in Journalism. His editorial work covers anything from archaeology and the environment to technology and culture. Tom has a Master's degree in Journalism. His editorial work ...