The latest headlines from our reporters across the US sent straight to your inbox each weekday Your briefing on the latest headlines from across the US A federal judge in Louisiana has blocked the ...

Hours before a Louisiana man is scheduled to be put to death Tuesday evening, his attorneys were hoping for a last-minute court ruling to halt the state’s first execution by nitrogen gas.

The latest headlines from our reporters across the US sent straight to your inbox each weekday Your briefing on the latest headlines from across the US Louisiana executed death row inmate Jessie ...

Nitrogen is an essential component in the production of amino acids and nucleic acids—both necessary for cell growth and function. Although the atmosphere is composed of nearly 80% nitrogen ...

Nitrogen makes up about 78% of the Earth's atmosphere. Liquid nitrogen is very cold, so it is often used to freeze food. The boiling point of nitrogen is −196 °C, so liquid nitrogen is very ...

Nitrogen gas (N 2) is one of the most abundant yet highly stable gases in the Earth's atmosphere. Its N≡N triple bond has an extremely high bond dissociation energy (~940.95 kJ mol⁻¹), making ...