A new chapter at Dulwich College

Designed by alma-nac, with engineering by Max Fordham, a striking three-storey junior library combines aesthetic elegance with a proven net zero carbon strategy. Alex Smith speaks to project engineer Hareth Pochee about the design principles and lessons learned after 12 months’ operation

Can Taylor Swift power London?

Could the heat from 90,000 concertgoers be reused? In this informal thought experiment, young engineer Sophie Sibley uses Taylor Swift’s Wembley shows to explore the potential scale of occupant heat gains and how ambient heat networks might make use of low-grade, intermittent energy.