Yuri Klemp

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Chemists reveal how Rembrandt combined special pigments for golden details of ‘The Night Watch’

Cross section of paint sample SK-C-5_017 as seen through a light microscope. It shows various crystals of yellow, orange and red pigments of which the precise composition was established using a combination of electron microscopy, Raman spectroscopy, and X-ray powder diffraction. Credit: Rijksmuseum. Chemists at the Rijksmuseum and the University of Amsterdam (UvA) have for

New study reveals comet airburst evidence from 12,800 years ago

Shocked quartz grains, with fissures filled with meltglass. Credit: UC Santa Barbara Researchers continue to expand the case for the Younger Dryas Impact hypothesis. The idea proposes that a fragmented comet smashed into the Earth’s atmosphere 12,800 years ago, causing a widespread climatic shift that, among other things, led to the abrupt reversal of the

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