Nitrate loads and corresponding dual-isotope signatures were used to evaluate large scale N dynamics and trends in a river catchment with a strong anthropogenic gradient (forest conservation areas in ...

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Article Published: 23 June 1945 Symbiotic Nitrogen Fixation ARTTURI I. VIRTANEN Nature 155, 747–748 (1945) Cite this article ...

As one of the longest-serving death row inmates was executed via nitrogen gas, we take a look at how the method actually works. On Tuesday (June 10), murderer Gregory Hunt took his final breaths after ...

ATMORE, Ala. — An Alabama man convicted of killing a woman in 1988 was put to death Tuesday evening in the nation’s sixth execution by nitrogen gas. Gregory Hunt, 65, was pronounced dead at 6: ...