Nitrogen dioxide is one of the most harmful air pollutants in urban and industrial regions, contributing to respiratory ...

(Nanowerk News) Ever since the earliest theoretical predictions 20 years ago, the chemical elements potassium and sodium were expected to be detectable in atmospheres of “hot Jupiters”, gaseous ...

In 1807AD, potassium was first prepared by English chemist Sir Humphrey Davy. Davy melted a small amount of potash, and an passed electric current through it. He discovered that a small liquid droplet ...