On the grounds of Emperor Nero’s grand palace, where legendary parties once shocked and amazed, archaeologists have uncovered ...

Excavations at Domus Aurea, the former imperial residence of Roman emperor Nero, have yielded remnants of the rare Egyptian ...

Methylene blue is a synthetic compound with a deep blue color that has been used for over a century in various medical, ...

Archaeologists excavating near the Colosseum found a rare chunk of Egyptian blue pigment dating back about 2,000 years. Photo from Simona Murrone and the Colosseum Archaeological Park Across the ...

Known as “Egyptian Blue,” it’s among the oldest synthetic pigments in the world, with the newly found ingot weighing more than five pounds. Archaeologists excavating the Domus Aurea, ...

Imani Perry traces the history and symbolism of the color blue, from the indigo of the slave trade, to Coretta Scott King's ...

That began to change in the 20th Century, when it became clear that the locus coeruleus' blue pigment played a key role in brain signalling. Norepinephrine (also known as noradrenaline ...