Premiati con il Nobel per la Fisica due uomini e una donna: Roger Penrose, Reinhard Genzel e Andrea Ghez. Al centro delle loro ricerche il buco nero supermassiccio di cui è stata provata l’esistenza al centro della nostra galassia, la Via Lattea. Commentiamo questo riconoscimento con l’astrofisico Amedeo Balbi.
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