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Dopo le diverse reazioni suscitate dalla decisione di Trump di portare gli Stati Uniti fuori dall’organizzazione, Eva Benelli discute con tre esperti - Maurizio Bonati, Marco Martuzzi e Rodolfo Saracci - sul modello Oms nel suo complesso, analizzandone le prospettive e le possibili trasformazioni rese necessarie dai cambiamenti geopolitici.
What can be simpler than a pencil? What dark secrets are hidden in the traces it leaves behind? Why should we begin to start studying graphite, which is the heart of the pencil? Why should scientists studying the physics of matter waste their time on something so common and ordinary? And yet physics is becoming increasingly interested in pencils. There are those who are using graphite and adhesive tape to try to find new material and those who are trying to understand how to use a pencil to get something that might end up in the display screen of a smart phone. Using your fingers
