A federal judge has halted the plan execution of a St. Tammany Parish killer this week, pending a hearing into Louisiana’s ...

Louisiana is scheduled to execute a man with nitrogen gas on March 18. Arkansas lawmakers are seeking to introduce nitrogen ...

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

Prison officials will turn on the nitrogen hypoxia system and either allow the gas to ... saying the document should be ...

The Louisiana Department of Public Safety and Corrections has finalized and implemented a protocol allowing sentences for death row inmates to be carried out using the nitrogen hypoxia method ...

Arkansas lawmakers advanced legislation to authorize nitrogen gas as an execution method. Supporters say it will allow ...

If signed into law by Gov. Sarah Huckabee Sanders, the bill would make Arkansas the fourth state in the U.S. to allow ...

Equipment: A flashlight connected in series with a wire coil, a small (~2L) dewar of liquid nitrogen, safety goggles and safety gloves. What it does: When the coil is at room temperature, the ...

The resistivity of copper is temperature-dependent, with its resistance about 2 times greater at room temperature (293 K) than at liquid nitrogen temperature (77 K). Wear safety gloves and glasses to ...