WASHINGTON-President Trump denied that he was planning an attempt to fire Federal Reserve Chair Jerome Powell after polling Republican lawmakers during a closed-door meeting about whether he should ...

Reaction kinetics and dynamics articles from across Nature Portfolio Reaction kinetics and dynamics refers to the study of why, how and how fast chemical processes take place. Chemists seek to ...

Reaction mechanisms articles from across Nature Portfolio A reaction mechanism is a sequence of elementary reactions that can explain how an overall chemical reaction proceeds.