The Science and Future of Smell Technology

Italy’s longest-serving prime minister has died aged 86. He inspired as much derision as devotion, and for all his gaffes and scandals he helped to shape the country’s media—and its economic malaise. Unfettered by the abandoned nuclear deal, Iran is now making its bomb programme unassailable. And bringing the 20th-century idea of “Smell-o-vision” into the 21st.

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