Louisiana's nitrogen gas execution protocol hasn't been released to the public. "It relates to the most solemn … government ...

The latest lawsuit, filed in Louisiana's Middle District Court, says the state has refused to release the execution protocol ...

Living organisms need nitrogen as a central building block for protein formation, for example. However, although our ...

This is a state that hasn't executed anybody in 15 years, and suddenly there’s this rush to kill,’ Jessie Hoffman’s attorney ...

The amount of nitrogen fertilizer needed to maximize the profitability of corn production in the Midwest has been increasing ...

Attorneys argued that nitrogen gas executions are "cruel and unusual punishment," noting that veterinarians have banned them for euthanizing animals.

A bill that would allow nitrogen gas to be used in state executions was endorsed Thursday by an Arkansas House of ...

No one spoke in favor of the bill, while multiple legislators and Arkansans spoke against it. It passed anyway.

A bill allowing for nitrogen hypoxia to be used as a criminal execution method for the Arkansas Department of Corrections ...

The bill would add nitrogen hypoxia to the list of alternatives to lethal injection available, alongside the electric chair.

South Carolina is preparing this week to execute a man by firing squad, a capital punishment method that hasn’t been used in the U.S. in nearly 15 years.

Companion animal euthanizations used to employ nitrogen hypoxia; however, after years of advocacy, all but two states have ...