construction zone

Builders Matt Risinger and Jordan Smith visit a Swiss cross-laminated timber factory that makes thick all-wood walls with no traditional insulation and wooden nails instead of glue or chemicals. The video is sponsored by Siga.

A half-hour television special on the 2007 fiery collapse of a connector in the Bay Area's MacArthur Maze and its rebuilding in 26 days. It was produced for the Professional Engineers in California Government.

The ADVChina hosts tour a villa neighborhood in southern China that was built only three years earlier and is already empty and deteriorating. They use it to discuss ghost cities, building quality and the real estate bubble.

The first episode of Clickspring's series on reproducing the Antikythera Mechanism by hand, laying out the plan and the history. The series follows a machinist building the ancient Greek device with traditional tools and methods.

A long documentary-style video arguing that slavery in the US effectively continued through convict leasing and the prison system until around 1942. It covers the constitutional carveout and the history of neoslavery.

A short vintage film clip of Seymour Papert, creator of Logo, on using computers to spark children's imagination and learning.

A 39-minute BBC documentary, built from earlier British Transport Films footage, on how the London Underground's Victoria Line was dug in the 1960s.

Josef Holzer walks through his family's Krameterhof, one of Europe's oldest permaculture farms in the Austrian mountains, with fish ponds, terraces, fruit trees and grazing animals. It showcases water management and microclimates.

Brian Springer's documentary Spin, built entirely from unauthorized satellite feeds of politicians and newscasters before they went on air during the 1992 US presidential election. It exposes the behind-the-scenes construction of media reality.

The US Chemical Safety Board's updated animation of the 2005 BP Texas City refinery explosion, which killed 15 workers. It was released ahead of a process safety training application.

A 41-minute factory tour showing how the BMW i3 electric car is built from start to finish, in the style of a Megafactories documentary. It shows a highly automated production line with carbon-fiber body construction and robots doing most of the work.