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Hydrogen Power

Lasers liberate hydrogen from ammonia water

Light pulses offer an alternative approach to harnessing ammonia as a carrier for green hydrogen


Water boosts light-driven coupling chemistry

A thin film of organic molecules floating on water can undergo useful photochemical reactions without needing organic solvents or catalysts

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Art & Artifacts

Northern Patagonian rock art from millennia earlier than expected

Analytical chemistry techniques reveal human activities during mid-Holocene


Electrochemist Allen J. Bard dies at 90

Father of modern electrochemistry leaves behind a legacy of research and mentorship