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Erlang co-creator Joe Armstrong's Code BEAM SF 2018 keynote revisits good ideas from the history of computing that were dropped, and asks which should be revived. It also touches on Erlang and Elixir.

CGP Grey explains why European diseases devastated the Americas while few deadly diseases traveled the other way. He ties it to livestock domestication, dense cities, and the ideas of Guns, Germs and Steel.

A short screen recording of the flight simulator Easter egg hidden in Excel 97, with the steps to trigger it. The uploader notes the mouse controls are hard to handle.

A short demo shows how to use the Tesla Model 3's mechanical emergency door release on the front doors as a backup to the electronic release. It notes an on-screen warning that frequent use could damage the door seals.

A one-minute National Geographic clip of researchers Terry Hunt and Carl Lipo testing a theory that Easter Islanders used ropes to rock the moai statues upright to walk them to their platforms.

Sandy Pentland of MIT presents his book on social physics, which uses big-data studies of how people interact to explain how ideas spread. He describes findings on collective intelligence and social influence.

Rhonda Patrick of FoundMyFitness makes a case for isothiocyanates such as sulforaphane from cruciferous vegetables and broccoli sprouts. It covers cancer, aging, heart disease, brain and behavior, and neurodegeneration, with chapter timestamps.

Thai farmer Jon Jandai talks about leaving Bangkok to farm and build his own house, arguing that food, shelter, clothing and medicine are easy to provide and that modern life is made needlessly complicated. He founded the Pun Pun Center for Self-reliance.

Steven Johnson's TED talk argues that good ideas come from connected, slow-building hunches and liquid networks, from London coffee houses to Darwin to the modern web, rather than lone Eureka moments.

Andrew, diagnosed with early onset Parkinson's at 35, shows how deep brain stimulation surgery has controlled his motor symptoms. The short video shows his tremors with the stimulator off and on.

Todd Becker's Ancestral Health Symposium talk arguing that myopia is driven by near-work and can be reversed, covering the biology and epidemiology and experimental evidence for reversal by using weaker lenses.

An animated xtranormal explainer on quantitative easing, what the Federal Reserve was doing and how things got there. It was made by Omid Malekan.

An Adam Ruins Everything comedy segment on why US hospitals are so expensive, covering opaque price lists, surprise bills and penalties for the uninsured.

Ben Krasnow of Applied Science shows that a plain laser diode can measure sub-micron vibrations from centimeters away using self-mixing interferometry, and can also be used for range-finding.

A Kurzgesagt animation on using gene drives to modify mosquitoes against malaria, and whether we should. It explains the mechanism and the ethical trade-offs.

Brian Kernighan interviews Unix co-creator Ken Thompson at VCF East 2019. Thompson recounts how he was hired at Bell Labs, writing the Unix kernel in about three weeks, the origins of B and TMG, pipes, and other anecdotes.

An Adam Ruins Everything segment arguing that political motives, including Nixon's, lay behind making marijuana illegal. It mixes comedy with history.

Cities: Skylines experiment measuring traffic flow across 30 different four-way junction designs, comparing vanilla traffic AI with the TMPE mod.

Gil Tene of Azul Systems explains common pitfalls in measuring latency and response time, including why averages mislead and the problem of coordinated omission. He introduces open source tools like HdrHistogram for better measurement and reporting.

A two-minute clip of Andreas Antonopoulos explaining why a 51% attack on Bitcoin would not destroy it and what such an attack would cost. It is a succinct take on mining security.

HERO is a short animated film made entirely in Blender to showcase the Grease Pencil 2D animation tools in Blender 2.8. It mixes hand-drawn 2D with a full 3D pipeline.

Lex Fridman interviews mathematician and economist Eric Weinstein about science, mathematics, and society. The conversation ranges across physics, academia, AI and job displacement.

An Adam Ruins Everything segment arguing that US cannabis prohibition grew out of racially and politically motivated agendas under Nixon and earlier, rather than scientific evidence.

Ben Krasnow of Applied Science builds a DIY microbalance from an analog panel meter with an optical servo loop. It reaches about 5 micrograms of precision and is used to weigh a single eyelash at around 35 micrograms.

A short Global News report on the Pentagon confirming a $22 million UFO investigation program and releasing Navy infrared footage from the 2004 Nimitz encounter.

Dr. Russell Barkley gives a nearly three-hour lecture of essential ideas about ADHD for parents, covering what ADHD is, its effects on executive function, motivation and emotion, and how it affects children.

The first clip from Russell Barkley's 30 Essential Ideas about ADHD series, introducing ADHD as a chronic developmental disability. It is part of a lecture series on the disorder by a leading ADHD researcher.

John Sotos, a physician and former Intel chief medical officer, argues at DEF CON 25 that genetic diseases are exploitable vulnerabilities in the genome. He warns that CRISPR and related tools will make malicious genome hacks and targeted bioweapons feasible.

Stuart Halloway argues that simplicity is objective, with a definition and etymology useful to programmers, rather than a subjective buzzword. He shows how this view informs Clojure's design and how to make programs simpler.

Database pioneer Michael Stonebraker argues that 'big data' is really at least four different problems: big volumes with small analytics, big analytics, velocity, and variety. He comments on where each market is heading.

hbomberguy investigates the modern flat earth movement and why people come to believe it. The video treats the community with a measured, humorous tone and looks at the social causes behind the belief.

An Onion News Network sketch in which two teenage girls appear on TV to plead for their kidnapped friend's release, then start gossiping about classmates. It is a satirical parody of teen behavior and sensational news.

Clinical psychologist Stephen Ilardi argues depression is a disease of modern civilization and presents a lifestyle-based program to treat it without drugs. Topics include exercise, sunlight, omega-3s and social connection.

Ben Krasnow of Applied Science builds and operates a simple mass spectrometer, using it to measure potassium isotopes in a salt substitute. He explains the design choices and the theory behind it.

Clayton Christensen's TEDx talk applying business theory to personal life. He argues that career success is not the right measure of a life and urges attention to relationships and values.

An ICFP 2015 keynote on the history of Standard ML, covering its ideas, principles and culture. It traces ML from Strachey, Landin and Milner through SML's development and its interplay with OCaml.

A short clip from the Season 2 finale of BoJack Horseman in which a character says that doing the hard thing every day gets easier. It is set to a Courtney Barnett song.

A one-minute clip from the 1966 film A Man for All Seasons. Thomas More refuses to arrest the Devil, saying he would give even the Devil the benefit of law for his own safety's sake.

A compilation of the best Gavin Belson moments from Silicon Valley seasons 1 to 5, showing the show's self-absorbed tech CEO.

An HBO clip from Silicon Valley season 4 in which the 'Not Hotdog' app is demoed. The app classifies food photos as hot dog or not hot dog.