Update: Kenneth Eugene Smith was executed by nitrogen hypoxia on Thursday, Jan. 25. Read the latest here. Our earlier story is below. If Kenneth Eugene Smith is brought to the Alabama death chamber to ...

Alabama used nitrogen gas Thursday to execute a man convicted of killing three people in back-to-back workplace shootings, the second time the method that has generated debate about its humaneness has ...

MONTGOMERY, Ala. — Alabama is preparing to use a new method of execution: nitrogen gas. Kenneth Eugene Smith, who survived the state’s previous attempt to put him to death by lethal injection in 2022, ...

In the United States, gas stoves are the main source of indoor nitrogen dioxide—a toxic gas tied to many health problems—according to a new study ...

A man who maintained his innocence after being convicted of murder was executed by nitrogen gas in Alabama on Thursday.

Stanford researchers found that gas stoves expose Americans to surprisingly high levels of nitrogen dioxide—often matching or ...

Twenty-two million Americans would no longer be breathing in unhealthy levels of nitrogen dioxide if they switched from gas ...