Nitrogen hypoxia requires pumping pure nitrogen through a full-facepiece respirator until the person dies by lack of oxygen.

A court in Louisiana ruled Jessie Hoffman can be put to death Tuesday using nitrogen hypoxia - deprivation of oxygen causing ...

In the hours leading up to Louisiana's first nitrogen gas execution, attorneys for the inmate are hoping for a last-minute ...

Dr. Joseph Antognini travels across the nation, being paid over $500 an hour by government officials who rely on him to vouch ...

A district court judge in Baton Rouge Monday issued a temporary restraining order for Tuesday night’s planned execution of ...

Louisiana is planning its first execution by nitrogen gas on Tuesday evening. In a last-ditch appeal to the U.S. Supreme ...

Louisiana is planning to carry out its first execution in 15 years using a highly contested nitrogen gassing method that it ...

Louisiana’s first execution using nitrogen gas is set to move forward as planned after a federal appeals court overturned a ...

Hoffman is on death row for kidnapping Mary Elliott in New Orleans, before raping and killing her in St. Tammany Parish in ...

According to a new court filing, Jesse Hoffman is asking the Louisiana Supreme Court to prevent him from being executed by nitrogen gas, saying the method violates his religious freedom and Eighth ...

Attorneys for Jessie Hoffman have asked the U.S. Supreme Court to halt his execution, arguing that nitrogen gas violates his ...

A victory for opponents of Louisiana’s decision to execute a man using nitrogen hypoxia as a federal judge grants their ...