THE ARCHIVE · EVERY DISCOVERY
3,553 videos with summaries and linked Hacker News recommendations, arranged by title.
React Conf · 4 HN recommenders
The first three talks from React Conf 2018, by Sophie Alpert, Dan Abramov and Ryan Florence. They introduce React Hooks and explain the problems with classes that hooks solve.
Meta Developers · 2 HN recommenders
Jafar Husain of Netflix explains at React.js Conf 2015 how Netflix runs React-style rendering without the DOM on smart TVs and game consoles. It uses a canvas-like API for performance.
Meta Developers · 5 HN recommenders
Lee Byron of Facebook explains how persistent immutable data structures work and how to use them in React apps with Immutable.js. He covers memoization benefits and avoiding coupling through shared mutable state.
HACKADAY · 2 HN recommenders
Ken Shirriff walks through how to reverse engineer integrated circuits from die photos, using famous chips as examples, in a Hackaday SuperConference talk.
HarveyMuddCollegeEDU · 5 HN recommenders
The first lecture of Francis Su's Harvey Mudd real analysis course, covering the construction of the rational numbers. It begins a full lecture series that follows a standard analysis text.
Louis Rossmann · 2 HN recommenders
Louis Rossmann argues that reballing flip-chip GPUs is not a real fix for dead laptop GPUs. He explains why such repairs and oven reflow tricks fail and what is actually happening with failing hardware.
ClojureTV · 2 HN recommenders
Stuart Halloway introduces REBL, a graphical, interactive tool for browsing Clojure data, extracted from Datomic tools. The talk is from Clojure/conj 2018.
Google TechTalks · 3 HN recommenders
Geoff Hinton's 2010 Google Tech Talk on deep belief networks, learning layers of representation one at a time from unlabeled data, and extending them with multiplicative interactions.
Sébastien Duquette · 3 HN recommenders
Christopher Domas's REcon 2013 talk on dynamic binary visualization for reverse engineering. He shows how rendering binary data as interactive visual maps and trigraphs reveals structure that hex dumps hide, leading to his Cantor.dust tool.
jekor · 3 HN recommenders
The first episode of a screencast series building djb's redo build system from scratch in Haskell. It explains the purpose of redo, writes initial code and sets up a GitHub repository.
Molly Rocket · 10 HN recommenders
Casey Muratori's first refterm lecture lays out philosophies of optimization, distinguishing optimization from non-pessimization, which means avoiding needless work. It uses his fast terminal renderer project to show how fast computers really are.
Molly Rocket · 3 HN recommenders
Casey Muratori follows up his refterm proof-of-concept, a GPU-based terminal renderer, with a second part covering memory usage, glyph sizing and correct Unicode and VT handling. It is built to show that a terminal can be fast and correct without heroic effort.
vpro documentary · 2 HN recommenders
A VPRO documentary following ecologist and cameraman John D. Liu. He documents the regreening of China's Loess Plateau and other efforts to restore deserts and biodiversity around the world.
Reinventing Organizations · 3 HN recommenders
Frederic Laloux presents his research on self-managing, purpose-driven organizations, followed by Q&A. He summarizes the findings of his book Reinventing Organizations and examples such as Buurtzorg.
TED · 4 HN recommenders
Hans Rosling's TEDxSummit talk asks whether some religions have higher birth rates and how that affects population growth. He charts data across time and religions and reaches a surprising conclusion about fertility.
Chris Billett · 2 HN recommenders
A short clip of a Renault F1 engine playing God Save the Queen by precisely controlling its RPM, recorded at Goodwood. It demonstrates how finely the drivetrain can be controlled.
Ben Felix · 2 HN recommenders
Ben Felix explains how to decide between renting and buying a home, weighing financial and non-financial factors. He argues that renting is often as good or better than owning, both financially and for well-being.
Ben Felix · 6 HN recommenders
Ben Felix explains how to compare renting and buying a home by looking at unrecoverable costs, and distills it into the 5% rule of thumb. It is framed for a Canadian audience but broadly applicable.
Ben Felix · 3 HN recommenders
Ben Felix argues that common beliefs about renting versus buying are wrong: homes are not great investments, mortgages are not a wealth hack, and ownership does not reliably bring happiness.
The Linux Foundation · 6 HN recommenders
Ronald Minnich of Google explains how UEFI firmware is a large closed attack surface and describes Google's work replacing it with Linux-based boot firmware. It also touches on Intel ME and other security coprocessors.
lessig · 3 HN recommenders
Lawrence Lessig's 2011 Berkeley book talk based on Republic, Lost, arguing that money in politics creates institutional corruption in Congress. He calls it his favorite version of the talk.
Talks at Google · 10 HN recommenders
Lawrence Lessig's Talks at Google presentation based on his book Republic, Lost, arguing that money in politics corrupts Congress and eroded public trust, and outlining what could be done about it. It supports the argument with data on political donations.
Infosys Foundation USA · 2 HN recommenders
Alan Kay argues for rethinking how computer science is taught in schools, drawing on his work on object-oriented programming and GUIs. He discusses how poorly people understand complex systems and what education could do about it.
LastWeekTonight · 3 HN recommenders
A Last Week Tonight segment on retirement plans, high fees and bad financial advice, with comedic sketches. It explains how fees eat into retirement savings and favors low-cost passive investing.
Ahoy · 3 HN recommenders
A roughly 75-minute video essay from Ahoy's RetroAhoy series on the making and history of The Secret of Monkey Island. It covers the small LucasArts team, the game's development and its sequel.
suckerpinch · 12 HN recommenders
Tom Murphy (suckerpinch) shows 'reverse emulation', using a Raspberry Pi in an NES cartridge to give an unmodified NES new abilities such as playing SNES games. The video starts in a strange way and gets stranger.
Von Hash · 3 HN recommenders
Revolution OS is a feature-length documentary on the history of free software and Linux. It covers Stallman and the GNU project, Torvalds and the kernel, and Raymond and Perens on open source, starting from the era of freely shared hobbyist code.
Tech Ingredients · 5 HN recommenders
Tech Ingredients shows how to make a homemade radiative cooling paint, with a custom liquid panel that cools below ambient temperature outdoors. The video covers the materials and how to apply the paint.
Numberphile · 3 HN recommenders
Numberphile with Tom Crawford of Oxford explains the Reynolds number, the second of three videos on Navier-Stokes and fluid flow, with demonstrations of laminar versus turbulent behavior.
Library of Alexandria · 2 HN recommenders
A re-upload of a video breaking down Eminem's rhyme schemes, showing multi-syllable and internal rhymes in songs such as Lose Yourself. It aims to show why he is considered a standout lyricist.
yapcasia · 3 HN recommenders
Ricardo Signes' YAPC::Asia Tokyo 2011 talk on the legends and horrors of email: how messy the SMTP and email standards are in practice. The first few minutes are Perl-specific, but the rest applies to anyone handling email.
You Gotta Love Frontend · 15 HN recommenders
Svelte creator Rich Harris explains moving reactivity into the compiler and language rather than tracking state at runtime, with a history of spreadsheets as reactive systems and comparisons to React.
Svelte Society · 3 HN recommenders
Rich Harris's Svelte Summit 2020 talk on what a modern web development workflow could look like. It announced that Sapper would give way to what became SvelteKit.
Fred Overflow · 5 HN recommenders
A five-minute excerpt of Rich Hickey's Clojure Made Simple talk, with new slides, ranting about HttpServletRequest and specificity. He argues for using generic maps instead of many specific classes and getters.
InfoQ · 4 HN recommenders
Rich Hickey, creator of Clojure and designer of Datomic, gives a JaxConf 2012 talk that takes apart traditional database architecture. He presents a different way to think about databases and explains the reasoning behind Datomic's fact-based design.
poejavlo · 2 HN recommenders
An excerpt from Richard Dawkins's lecture on Climbing Mount Improbable demonstrating how a complex eye can evolve through incremental steps. It answers the creationist irreducible complexity argument.
Tinkerin' Thinkers · 6 HN recommenders
The first of Richard Feynman's 1964 Cornell Messenger Lectures, The Character of Physical Law, focusing on the law of gravitation. Feynman builds up from planetary motion to the nature of physical laws.
Muon Ray · 8 HN recommenders
A lecture by Richard Feynman on how computers work, using the analogy of a filing clerk that becomes progressively dumber and faster. It also covers heuristics and how computers handle data and solve problems in finite time.
nebulajr · 8 HN recommenders
A short clip from a Richard Feynman interview in which he explains fire, describing how burning wood releases sunlight stored by the tree, which built itself mostly from air. It showcases his curiosity and plain-spoken explanations.
The Quagmire · 3 HN recommenders
A 78-minute Richard Feynman lecture of anecdotes about working at Los Alamos on the Manhattan Project, followed by about ten minutes of audience Q&A in which he tells three safe-cracking stories.
nebulajr · 4 HN recommenders
A short clip of Richard Feynman answering an interviewer's question about how magnets work, in which he explains why a why-question has no simple answer without a shared frame of reference.
Zero · 2 HN recommenders
A one-minute clip from Richard Feynman's 1979 Auckland lecture in which he answers whether you see an object or only its light. It is a short, playful take on perception and on the use of philosophy.
Jacob Edward · 5 HN recommenders
A two-minute clip of Richard Feynman explaining why he considers much of social science pseudoscience. He stresses how easy it is to fool yourself and how much care real knowledge takes.
sdfhsfh · 4 HN recommenders
A PBS clip in which Richard Feynman explains the strange nature of light and electromagnetic radiation. He conveys how little of it we actually see and how radio waves are present everywhere.
firewalker · 5 HN recommenders
A short clip of Richard Feynman answering an interviewer's question about why magnets repel, explaining that a 'why' question depends on a shared framework of understanding. It illustrates how hard it is to explain fundamentals to a layperson.
southeastlinuxfest · 3 HN recommenders
SQLite author Richard Hipp's talk at SouthEast LinuxFest criticizing Git's workflow and introducing Fossil as an alternative. He lists Git enhancements and argues for keeping history intact.
iX · 2 HN recommenders
Rick Reed of WhatsApp speaks at MeetBSD about running a messaging service on FreeBSD and Erlang at huge scale. He covers the stack, tuning and the challenges of millions of connections per host.
The Partially Examined Life · 2 HN recommenders
Rick Roderick's 1993 lecture on Baudrillard, the last in his series The Self Under Siege. It covers hyperreality, simulation and what Baudrillard calls fatal strategies.
theeloved1 · 2 HN recommenders
A three-minute clip of magician Ricky Jay performing a card manipulation routine, including table faro shuffles. The routine builds in intensity and ends with a surprising finish.
Michael Interbartolo · 3 HN recommenders
Footage from a camera on a Space Shuttle solid rocket booster from liftoff through descent, with audio enhanced by Skywalker Sound from the original camera microphones. The sound is real, not foley.
c90adventures · 4 HN recommenders
Ed March rides a Honda C90 through Iran on his journey from Malaysia to the UK, showing the country and its people. He argues Iran is far more welcoming than the press suggests.
Brian Peiris · 5 HN recommenders
Brian Peiris demonstrates RiftSketch, a web app where you write JavaScript with Three.js while wearing an Oculus Rift and watch the world around you change live. It runs on Firefox builds with WebVR.
GDC Festival of Gaming · 2 HN recommenders
RimWorld creator Tynan Sylvester explains at GDC 2017 how Ludeon framed the game as a story generator rather than a game. He covers the design methods that came out of that frame.
ringinginearsv · 4 HN recommenders
A short promotional video demonstrating a head-thumping technique that is claimed to relieve tinnitus. Covering the ears and tapping the back of the head is said to silence the ringing temporarily.
Caroline bruins · 2 HN recommenders
A documentary about Riot Entertainment, a Finnish dot-com-era startup that raised millions in funding and then collapsed. It follows the hype-driven rise and implosion of the company.
Veritasium · 5 HN recommenders
Veritasium investigates whether a wind-powered vehicle can travel directly downwind faster than the wind, driving the Blackbird craft himself. The video explains the physics behind a claim some physics professors dispute.
Google DeepMind · 9 HN recommenders
The first lecture of David Silver's reinforcement learning course, introducing the field and its basic concepts. The course follows the Sutton and Barto textbook.
gnbitcom · 2 HN recommenders
Robert C. Martin (Uncle Bob) talks about clean architecture and design, including keeping the database and frameworks out of the center of an application. It is an hour-long conference talk.
ipyramid · 2 HN recommenders
A short video of Robert F. Kennedy's 1968 speech criticizing Gross Domestic Product as a measure of progress, saying it counts everything except what makes life worthwhile.
Stanford Iranian Studies Program · 3 HN recommenders
A 73-minute Stanford talk by Robert Sapolsky drawn from his book Behave. It surveys the biological factors behind human behavior at its best and worst.