Hazmat crews responded after a tanker truck carrying 4,000 gallons of liquid nitrogen overturned in South San Jose Tuesday ...

The San Jose Fire Department is at the scene of a hazardous materials incident at Bernal and Harry roads. Officials say a ...

Louisiana will seek to resume carrying out death sentences in the coming months after a 15-year pause, this time using nitrogen gas as the execution method, the state’s attorney general said Tuesday.

Pittsburgh is not a young city and neither is the infrastructure. Some of our gas lines are 60, 70, 80 years or older.

Louisiana is set to resume executions after a 15-year pause, utilizing the controversial method of nitrogen hypoxia. The ...

Proponents of a new regulatory hurdle for utility hydrogen projects in Oregon retreated in the Legislature this week, scaling ...