A federal judge has ruled that Alabama—and the nation’s—third execution using nitrogen gas can go forward later this month. The judge also rejected the inmate’s request to be given ...

Have you ever noticed cars with mysterious green valve stem caps on their tires? If you have, you may wonder why some people choose to use them. Don't worry — a lot of people have the same ...

Blood urea nitrogen (BUN) is a blood test performed as a marker of kidney function. It is part of the basic or comprehensive metabolic panel done for health screening. It is also used to monitor the ...

Engineering Research Center of Ministry of Education for Geological Carbon Storage and Low Carbon Utilization of Resources, Beijing Key Laboratory of Materials Utilization of Nonmetallic Minerals and ...

A death row inmate has been executed using a novel method. Why have authorities in Alabama used nitrogen gas, and why is it controversial? Kenneth Eugene Smith was originally scheduled to be put ...