fact-checking

Destin Sandlin tours United Launch Alliance's rocket factory with CEO Tory Bruno, showing friction stir welding, structural rocket skins and large milled parts.

Strange Parts tours JLCPCB's large PCB factory in Huizhou, China, walking through the printed circuit board manufacturing process step by step. It shows the machinery, quality checks and scale behind cheap prototype boards.

Destin Sandlin of Smarter Every Day tours a Kodak factory to show how photographic film is manufactured. This is part one of a three-part series covering the large-scale coating and production process.

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.

A 1936 Chevrolet promotional drama, 'Master Hands', showing car manufacturing from foundry to finished vehicle in Flint, Michigan. It is a National Film Registry selection and a record of early mass production.

Sandi Metz takes an ugly section of conditional code and refactors it into a few simple objects, bridging object-oriented theory and practice. The talk includes her take on the Gilded Rose refactoring kata and the idea that duplication is cheaper than the wrong abstraction.

Dan Olson of Folding Ideas critiques Fortnite's monetization, arguing it uses manufactured discontent, such as shop design and skins, to push spending. The video dissects the psychological techniques behind the game's business model.

Destin Sandlin of Smarter Every Day tries to manufacture a grill scrubber entirely in the United States. Along the way he runs into missing supply chains, tooling and institutional manufacturing knowledge.

Destin Sandlin tours a progressive metal stamping factory, showing machines that stamp millions of metal parts and the tooling behind them.

Branch Education walks through a semiconductor fab and the dozens of steps used to turn silicon wafers into microchips, with 3D animation. It covers lithography, deposition and etching at a high level.

Rick Reed of WhatsApp explains at Erlang Factory 2014 how the service scaled to billions of messages with a very small engineering team. He covers the FreeBSD and Erlang stack, Mnesia usage, server counts and bottleneck work.

Science journalist potholer54 examines the claim that SARS-CoV-2 came from a Wuhan lab, tracing the sources behind it and the weaknesses in the evidence.

A joint Erlang Factory 2016 keynote by Phoenix creator Chris McCord and Elm creator Evan Czaplicki on using the two together, including Phoenix.Presence design and PubSub optimizations.

Dr. Layne Norton critiques claims made by Dr. Robert Lustig on the Huberman Lab podcast, going through them against the nutrition research with cited sources. It covers topics like sugar, calories and fruit juice.

A lecture by Noam Chomsky on thought control in democratic societies, covering propaganda and manufacturing consent. The upload has no description.

Hans Rosling uses data and animated statistics to show how world population is changing, why birth rates fall as child survival and wealth rise, and why population is expected to peak around 11 billion. It also tackles common misconceptions about Africa and family planning.

Raymond Hettinger's PyCon 2013 talk on transforming code into idiomatic Python through a series of before-and-after refactorings. It shows how to use iterators, dictionaries, named tuples and other language features well.

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.

Jack Diederich's PyCon 2012 talk argues that classes are overused in Python and walks through real code, refactoring away unnecessary classes, exceptions and modules. It popularized the heuristic that a class with two methods, one being __init__, should be a function.

Dalibor Farny documents the hand manufacture of a nixie tube, from glassblowing to evacuation, with text notes rather than narration. He revived the lost craft of nixie tube making.

Jay Parlar's Strange Loop talk shows how model checkers such as Alloy can find complex bugs in a system's design without running or reading any code. He walks through modeling architectures and checking every possible sequence of operations, including a real security bug and a UI feature-interaction bug.

3Blue1Brown explains why positive results on accurate medical tests are often false positives, and reframes Bayes' rule using likelihood ratios (Bayes factors) to update odds. It uses visual examples to make the reasoning intuitive.

Branch Education's animated deep dive into ASML's EUV photolithography machine and how it prints nanometer-scale transistors onto chips. It covers the system's components and the process of chip manufacturing.

Veritasium explains how ASML's EUV lithography machines make the most advanced computer chips, covering the engineering of the light source, mirrors and the supply chain around them. It is a long-form explainer on the world's most complex commercial machine.

Sandy Munro interviews Elon Musk at Boca Chica about Tesla production, mega-castings, seats, structural battery packs and the difficulty of mass production.

Bloomberg's Hello World episode in which Ashlee Vance visits Shenzhen, a hub of electronics manufacturing and cloning. He meets tech-fueled entrepreneurs working under an authoritarian regime.

Peter Shor tells the story of how he discovered Shor's Algorithm, from his early mathematics days to the quantum factoring breakthrough. It was recorded at MIT at the Physics of Computation conference.

A GDC 2015 talk by Arc System Works technical artist Junya Motomura on how Guilty Gear Xrd rebuilt a classic 2D fighter in full 3D while keeping a hand-drawn look. It covers the art and programming R&D and the stylistic decisions behind it.

Thunderf00t goes through the three UFO videos released by the Pentagon and offers mundane explanations for each. He treats the footage as sensor artifacts, parallax and camera effects rather than alien craft.

A re-upload of American Airlines captain Warren Vanderburgh's 1997 presentation warning that pilots who over-rely on cockpit automation lose manual flying skills and awareness. The uploader adds context from his own flying.

Tim Dodd of Everyday Astronaut tours SpaceX's Starbase with Elon Musk as guide. They cover the high bay, grid fins, Raptor V2, the HLS lander and stage separation, and Musk explains his engineering management process.

AvE tears down the Juicero cold-press juicer, examining its heavily machined parts, electronics and the pricey juice packs. He pokes fun at the product and venture-funded culture along the way.

Brian Fitzpatrick and Ben Collins-Sussman argue that the 'genius programmer' ideal harms collaboration. They advocate trading ego for growth, sharing work early, and understanding how tools shape social behavior.

A 38C3 talk on how advanced chips are made, centered on EUV lithography and the global supply chain behind it. It covers technical challenges from raw materials to finished chips and the geopolitical weight of semiconductors.

An Al Jazeera investigation into Boeing's 787 Dreamliner, featuring current and former engineers who voice safety concerns. It covers quality control problems at the South Carolina plant and the roots of the battery problems that grounded the plane.

Sandi Metz argues that hidden assumptions in code are missing concepts, and shows how to name and expose them so code is easier to understand and change. It covers null objects and messages in Ruby.

Dan Abramov's talk on the wet codebase, using visualizations to show how removing all duplication too early produces wrong abstractions that are hard to unwind.

Misko Hevery's Clean Code Talk shows how to use object-oriented techniques such as polymorphism to remove repeated if and switch statements. The result is code that is easier to test, understand and maintain.

A 1996 BBC interview in which Noam Chomsky explains his propaganda model of the media to Andrew Marr, including how filters shape what journalists report and the role of self-censorship.

Brian Will critiques object-oriented programming and rewrites a roughly 3800-line OO program in a procedural style, cutting code and complexity. It is part of a series of OOP critiques.