Eco-friendly exoskeleton cuts apartment building energy use by 60%
28 February 2023
Nine old apartment buildings in New York City were retrofitted from the outside to consume less energy while minimising disruption to tenants
Smart cladding could control whether buildings retain or emit heat
3 February 2023
A new material changes its infrared colour when a small electric current is applied, raising the possibility of buildings that store or release heat depending on outside temperatures
Should we build wind turbines from wood?
1 December 2022
Most wind turbines are made from a mix of materials, making them hard to recycle – but wood could offer a more sustainable alternative
We are running out of sand and global demand could soar 45% by 2060
24 March 2022
Demand for sand, a key building material, could skyrocket in the next 40 years, led by development in Africa and Asia – but not if we reuse concrete and design more lightweight buildings
