Thermal mass in schools Thermal mass could play a crucial role in combating overheating in classrooms. Nick Jones finds out how to do it right
Passive solar design The interaction of south-facing windows, shading and thermal mass can reduce a home’s energy demand by up to 40%. Tom De Saulles explains how
Adjaye's red wave The architect has explored the possibilities of pink and red-hued concrete on a series of very different US projects, writes Nick Jones