Producing oxygen with purity higher than 95.0% from atmospheric air (78.0% N2, 21.0% O2, and 1.0% Ar) is challenging because of the similar physical properties of oxygen and argon. Silver-exchanged ...

Answer the question: “why are sociologists underrepresented in the world of public policy?” with Josh McCabe in his recent ASA Footnote. Answer the question: "why are sociologists underrepresented in ...

Ruth First, born 100 years ago, was a South African freedom fighter, journalist and scholar who worked against the racist ...