surface area

Machine Thinking traces where mechanical precision comes from, from flat surface plates and the three-plate method up through lathes and early measuring tools. It is the first in a series on recreating the first micrometer.

A VICE report from 2011 in which Suroosh Alvi revisits the gun markets in Pakistan's tribal areas, a stronghold of the Taliban. It shows weapons being made and sold by hand and a country described as a powder keg.

A KQED Truly CA documentary narrated by John Waters about the Salton Sea, a once-glamorous California vacation spot now home to an eccentric community. It covers the area's economic, political and environmental problems and features Salvation Mountain.

The first part of a long two-part video series by historian Sean Munger arguing, with citations, that Lee Harvey Oswald assassinated President Kennedy and acted alone. It goes through the provable historical facts and addresses conspiracy theories.

An Al Jazeera English People & Power investigation from 2010 into safety problems with the Boeing 737NG, featuring whistleblowers on cracking parts, hand-made structural components and an alleged cover-up.

A Dartmouth-produced documentary on how professors John Kemeny and Tom Kurtz, with a group of undergraduates, invented the BASIC language. It covers the creation of BASIC and the early time-sharing environment at Dartmouth.

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.

CBC Marketplace investigates locksmith scams in the Greater Toronto Area. It exposes networks of fake Google Maps listings and fake reviews, and uses hidden cameras to show how low quotes turn into overcharges.