As air pollution worsens, a wave of innovations emerge to promise cleaner, healthier breathing spaces. Some are backed by ...

Lawn equipment across the United States produced more than 68,000 tons of nitrogen oxides in 2020, according to a report shared by The Public Interest Network. The report also says the equipment ...

Check here the Kerala SSLC Chemistry Question Paper 2025 and Answer Key with PDF format. Get the exam paper with answers for ...

Division of Pulmonary, Allergy, Critical Care, and Sleep Medicine, Department of Medicine, University of Pittsburgh, Pittsburgh, Pennsylvania 15213, United States Division of Respiratory Medicine, ...

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 ...

Executioners then placed a nitrogen gas mask on his face. Officials administered nitrogen gas, which flowed for 19 minutes. It marked the first nitrogen gas execution in Louisiana and the state ...