A chemical leak in Buckeye prompted a shelter-in-place warning Friday evening as authorities investigated the air quality, the Buckeye Police Department said. At 5:19 p.m., police announced a hazmat ...

TUCSON, Ariz. — A deadly crash of a commercial tanker truck caused hazardous material to leak onto Interstate 10 outside Tucson on Tuesday, shutting down the key highway through Arizona and forcing ...

An Arizona interstate reopened on Wednesday evening a day after a deadly crash caused a tanker truck to leak hazardous material into the desert. About two miles of Interstate 10 was closed in both ...

If you enjoyed this article, I’d like to ask for your support. Scientific American has served as an advocate for science and industry for 180 years, and right now may be the most critical moment in ...

THE recent pronouncement of the German Chancellor, and the statements which have appeared from time to time in the daily Press and in technical journals, respecting the enormous extension in the ...

If there’s a chemical with a cooler name than “fuming nitric acid,” we can’t think of it. Nearly pure nitric acid is useful stuff, especially if you’re in the business of making rocket fuels and ...

Modern fertilizer manufacturing uses the Haber-Bosch and Ostwald processes to fix aerial nitrogen as ammonia, then oxidize the ammonia to nitric acid. Having already created a Haber-Bosch reactor for ...