Medieval blue dye's molecular structure identified

A team of researchers affiliated with several institutions in Portugal has identified the molecular structure of folium, a blue watercolor dye used by medieval artists and book publishers. In their paper published in the ...

New website will help steer the U.S. away from fossil fuels

A new website, Model Laws for Deep Decarbonization in the United States, was launched on Tuesday to help accelerate a sustainable U.S. transition to net-zero greenhouse gas emissions. It will provide policy makers at the ...

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