The function of many biologically active molecules requires the presence of carbon-nitrogen bonds in strategic positions. The biosynthetic pathways leading to such bonds can be bypassed through ...

Grayson was pronounced dead at 6:33 p.m. Alabama began using nitrogen gas earlier this year to carry out some executions. The method involves placing a respirator gas mask over the person’s face ...

Like two other death row inmates previously executed by nitrogen, Grayson shook at times before taking a periodic series of gasping breaths. Governor Kay Ivey said she was praying for the victim ...

In a highly controversial move, Alabama Death Row inmate Carey Dale Grayson was executed by nitrogen hypoxia, marking only the third-ever execution using this method. On Thursday evening ...