Department of Chemistry, University of Iowa, Iowa City, Iowa 52242, United States Department of Chemistry, University of South Dakota, Vermillion, South Dakota 57069, United States ...

ANGOLA, La. — Louisiana has carried out its first nitrogen gas execution on a man convicted of a killing decades ago, his lawyer says. The U.S. Supreme Court rejected a last-ditch effort to ...

Louisiana carried out its first execution in 15 years on Tuesday evening, using nitrogen gas for the first time amid Catholic criticism of both the death penalty itself and the mode of execution.

The method of using lethal gas to carry out an execution has recently shifted from cyanide to nitrogen. Throughout history, the states have used five different execution methods: lethal ...

ANGOLA, La. (AP) — Louisiana used nitrogen gas to put a man to death Tuesday evening for a killing decades ago, marking the first time the state has used the method as it resumed executions after a 15 ...

Louisiana plans to execute Jessie Hoffman Jr. using nitrogen gas, marking its first execution since 2010. Hoffman's lawyers sought to halt the execution, citing religious and constitutional concerns.

Louisiana used nitrogen gas to put Jessie Hoffman Jr., 46, to death Tuesday evening in the state's first execution in 15 years. Nitrogen gas has been used just four other times to execute a person ...

Arkansas became the fifth state to authorize nitrogen hypoxia as a method of execution Tuesday, after Republican Gov. Sarah Huckabee Sanders signed legislation codifying the controversial method ...

nitrogen, phosphorus, potassium, and magnesium in soil and plants. While most long-term experiments focus on arable crops, the Großbeeren experiment examined various vegetable species ...

AP Photo/Sue Ogrocki, File A Louisiana inmate found guilty of raping and murdering a New Orleans woman is scheduled to be the first person executed via nitrogen gas in that state in 15 years.

Louisiana is scheduled to use nitrogen gas in an execution for the first time tonight. Here's what to know ahead of the expected execution of Jessie Hoffman, Jr., age 46. Louisiana state law ...

On Tuesday the state did just that, carrying out its first execution since 2010. It used nitrogen gas, a method that was first used by Alabama last year and that was legalized by Louisiana ...