WHEN oxygen-free solutions of methylene blue or thionine in dilute sulphuric acid are subjected to flash photolysis using orange-red light filtered from a krypton- or xenon-filled flash-tube ...

Arguments over Canada’s national symbols, from a new flag in the 1960s to new passports two years ago, reveal how deeply some Canadians are attached to them and how they can shape nationalism.

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Intracellular assembly Visible light allows precise control of a photolysis reaction to generate self-assembling peptide monomers and of the local concentration of these monomers within living cells.

President Donald Trump revealed Tuesday that he was moving forward with his plan to reopen the infamous Alcatraz federal prison in San Francisco."Because of the Violence and Criminality I have ...

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