By putting a carbon atom in place of a core oxygen, chemists constructed an opioid that blocks pain with less respiratory ...

A little knowledge is a dangerous thing. But who knew that books could kill? That’s the premise of an exhibit at Baltimore’s Walters Art Museum that looks at four toxic pigments used for millennia and ...

Six contaminants found in drinking water across every U.S state exceeded legal guidelines set by the federal government, a ...

Pre-Columbian populations that inhabited the Tarapacá mid river valley in the Atacama Desert in Chile during the Middle Horizon and Late Intermediate Period (AD 500–1450) show patterns of chronic ...

Astatine is the rarest naturally occurring element on Earth and one of the least studied within the periodic table, mostly ...

Utah jumped to second in a federal database of states’ total toxic chemical releases – a rise mostly attributable to the ...