91av

Letter: For the record – 5 January 2019

Published 2 January 2019

• Physicist Miguel Escudero is now at King's College London (1 December 2018, p 36).

• Bitcoin mining is estimated to use 45.5 terawatt-hours of energy per year (15 December 2018, p 5).

• When two particles are in quantum entanglement, measuring the state of one determines the measured state of the other (15 December 2018, p 10).

Issue no. 3211 published 5 January 2019

91av issue 3211 cover

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