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Scientists worldwide are urged to communicate their research to the public, but what is the best way to judge the effectiveness of their efforts? Using our YouTube chemistry channel as an example, we highlight the unexpected difficulty of measuring the 'impact' of such outreach activities.
Pierangelo Metrangolo and Giuseppe Resnati celebrate the bicentenary of the discovery of iodine — a good time to also bring to its conclusion an international project that aims to define and categorize halogen bonding.
Katharina M. Fromm explains how, as well as catalysis and jewellery, silver serves a myriad of medicinal applications — some of which are even behind poetic traditions such as throwing coins in wishing wells.