Terry Morgan's ouster as chair of HS2 and Crossrail comes as the latter London tunnel line faces a new $2.5-billion budget hole and a likely finish beyond 2019.

Nearly 70,000 elements of the Temperate glasshouse in London’s Kew Gardens were removed, restored and replaced, along with 15,000 panes of glass in a $41-million project to rehabilitate one of the world’s greatest Victorian-era horticultural ironwork buildings.

London’s transportation authority has secured approval to go ahead with a design, build, finance and maintain project for a 1.4-km twin highway tunnel under the River Thames between Greenwich and Silvertown.

A confidential police report revealed a litany of weaknesses that contributed to last June’s fire at London’s 24-floor Grenfell Tower residential building, causing 71 deaths.

Two new software products for rapidly converting collections of photos into 3D models and rapidly creating realistic environments for those models—one called ContextCapture, the other called LumenRT—demonstrate technical sophistication, data management techniques, rendering speed and ease of use that has reviewers taking notice but asking for more validation, too.