Talking timber: coppice construction

One of the largest Bronze Age archaeological sites in Crete has been mapped using 3D laser scanning.

The 7.2m-wide Thames Tideway Tunnel is designed to dramatically reduce the tens of millions of tonnes of storm sewage that spills into the River Thames every year.

Satellite images analysed using machine-learning models are finding unmapped roads in wilderness areas from mining, logging and land clearing.

An aerogel sensor uses artificial intelligence to detect formaldehyde at concentrations of 8ppb using little energy.