A biphasic anaphylactic reaction involves a recurrence of symptoms after the initial symptoms of anaphylaxis have been treated and subsided. A second reaction can occur up to 72 hours after the first.

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 ...

ESPN cameras caught John Haliburton's instantly iconic reaction to Tyrese Haliburton's stunning Game 1 buzzer-beater for the Pacers.

The effects of non-reacting components on polyatomic reactions are still largely unclear. Here, the authors show through a combined experimental and theoretical study of the D + CH 4 reaction that ...

It was certainly an emotional moment for Haliburton, and he had an absolutely perfect reaction during his postgame interview. "Man, basketball is fun," Haliburton said. "Winning is fun." ...