News tagged with art

Revealing faded frescos

Many details of the wall and ceiling frescos in the cloister of Brandenburg Cathedral have faded: Plaster on which horses once "galloped" appears more or less bare. A hyperspectral camera sees images that remain hidden to ...

dateJul 01, 2015 in Engineering
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Video: Chemistry of tattoos

If you don't have a tattoo, you probably at least know someone who does—but what's the chemistry behind tattoos?

dateJul 28, 2015 in Other
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