Related topics: light

Want natural food dye? Amaranth delivers, according to study

Artificial food dyes have been linked to multiple health concerns, including hyperactivity in children, allergies, and certain cancers. The science isn't settled and the Food and Drug Administration says color additives are ...

Discovery overturns major assumptions in crystal photochemistry

Stimuli-responsive materials, whose physical properties change in response to external stimuli such as light and heat, are being widely studied as next-generation functional materials. Photo-responsive materials in particular ...

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