Demetrius Frazer is set to die by nitrogen gas for the murder of 41-year-old Pauline Brown in Birmingham, Alabama in 1991.

Although nitrogen gas (N 2) is plentiful ... allowing us to explore the evolution of organelle formation in its early stages," explained Francisco Cornejo, co-lead author and postdoc researcher ...

Demetrius Terrence Frazier was executed by nitrogen gas hypoxia in Alabama for the 1991 murder of Pauline Brown. Frazier was the fourth inmate to be executed by nitrogen hypoxia, a method that has ...

Demetrius Terrence Frazier, 52, was convicted of the 1991 murder of 41-year-old Pauline Brown. Prosecutors said Frazier raped ...

An Alabama inmate convicted of murdering a woman after breaking into her apartment as she slept was put to death Thursday evening in the nation's fourth execution using nitrogen gas. Demetrius ...

and nitrogen gas, the most abundant chemical in Earth's atmosphere. This process explains how AOA produces nitrous oxide, the researchers said, and identifies the mechanism for formation of the ...

(AP) — An man convicted of murdering a woman after breaking into her apartment as she slept was put to death Thursday evening in Alabama in the nation’s fourth execution using nitrogen gas.