Philip Glass - Sesame Street - Geometry of Circles.mp4
SamCam2011 · 2 HN recommenders
A Sesame Street animation from 1979 with music composed by Philip Glass, showing geometric circle patterns.
THE ARCHIVE · EVERY DISCOVERY
Video directory / 38
3,553 videos with summaries and linked Hacker News recommendations, arranged by title.
Philip Wadler - Propositions as Types (Lambda Days 2016)
Erlang Solutions · 2 HN recommenders
Philip Wadler's Lambda Days talk on propositions as types, the link between logic and computation that underlies theorem provers and programming language design.
PHILOSOPHY - Albert Camus
The School of Life · 2 HN recommenders
A School of Life animated overview of Albert Camus, covering his existentialism and absurdism and his answer to the question of meaninglessness.
PHILOSOPHY - Michel Foucault
The School of Life · 2 HN recommenders
A School of Life short introducing Michel Foucault, who questioned assumed progress in how society treats madness, medicine and sexuality.
PHP doesn't suck (anymore)
Aaron Francis · 3 HN recommenders
Aaron Francis walks through how PHP has changed from 2012 to 2023, covering traits, array destructuring, generators, typed properties and more. It is a quick chaptered tour of modern PHP features.
Physics in Clojure - Colin Smith
ClojureTV · 2 HN recommenders
Colin Smith introduces Structure and Interpretation of Classical Mechanics and his Clojure port, sicmutils. He shows how higher-order functions and a symbolic algebra system can represent Lagrangian mechanics.
Pi and the Mandelbrot Set - Numberphile
Numberphile · 3 HN recommenders
Numberphile with Dr Holly Krieger shows how the digits of pi surprisingly emerge from the Mandelbrot set. A short, accessible math explainer.
Pi hiding in prime regularities
3Blue1Brown · 3 HN recommenders
3Blue1Brown shows how pi emerges from prime numbers via complex numbers and sums of squares, culminating in a formula for approximating pi.
Pieter Levels: Programming, Viral AI Startups, and Digital Nomad Life | Lex Fridman Podcast #440
Lex Fridman · 2 HN recommenders
A roughly 3.7-hour Lex Fridman podcast with Pieter Levels, the solo developer behind over 40 startups. They discuss programming, viral AI products, indie hacking and digital nomad life.
Pig Butchering Scams: Last Week Tonight with John Oliver (HBO)
LastWeekTonight · 5 HN recommenders
A Last Week Tonight segment on pig butchering scams, in which long-con romance and investment fraud is run, often by trafficked workers. It explains how victims are groomed and interviews people who lost large sums.
Pilot Wave Theory and Quantum Realism | Space Time | PBS Digital Studios
PBS Space Time · 4 HN recommenders
A PBS Space Time episode introducing de Broglie-Bohm pilot wave theory, an interpretation of quantum mechanics that avoids much of the strangeness of the mainstream views. It is aimed at curious lay viewers.
Pinging The Voyager 2 Probe (PART 2)
EEVdiscover · 2 HN recommenders
Part two of EEVblog's visit to the NASA/CSIRO Canberra Deep Space Communication Complex, showing the control room and how operators contact Voyager 2. It includes live data and spectrum displays.
Pink Floyd Echoes & 2001 A Space Odyssey HD
barrettproduction · 3 HN recommenders
Pink Floyd's Echoes played in sync with the final Jupiter and Beyond the Infinite segment of Kubrick's 2001: A Space Odyssey. The song's length closely matches the sequence.
Pink Noise for Ten Hours of Ambient Sound Blocker Masker - Burn In - Relaxation
Dalesnale - Noise Ambient · 2 HN recommenders
Ten hours of uninterrupted pink noise, intended for relaxation and masking background sound. It is a long ambient audio loop rather than a spoken video.
Pipe Organ (5-story instrument)
Rob Scallon · 3 HN recommenders
Rob Scallon explores a five-story pipe organ, the largest in the Midwest, with organist John Sherer. The half-hour tour covers most of the instrument and how it works.
Pitfall Classic Postmortem With David Crane Panel at GDC 2011 (Atari 2600)
GameSpot · 4 HN recommenders
David Crane, designer of Pitfall for the Atari 2600, gives a GDC 2011 postmortem on the game's design challenges. He covers how he fit a large world into the console's tiny memory. The session ends with Q&A.
Pitfall: A Classic Game Postmortem
GDC Festival of Gaming · 2 HN recommenders
David Crane's 2011 GDC postmortem of Pitfall, the classic Atari 2600 game. He explains how he created the game under the severe hardware limits of the console.
Plagues & Pleasures on the Salton Sea | KQED Truly CA
KQED Arts · 4 HN recommenders
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.
Plain Text - Dylan Beattie - NDC Copenhagen 2022
NDC Conferences · 5 HN recommenders
Dylan Beattie's conference talk explores the history and mess behind plain text: encodings, Unicode, line endings and the many ways text goes wrong. It argues that the tidy idea of plain text hides a lot of complexity underneath everyday software.
Planes clouds and vortices
flugsnug · 2 HN recommenders
A short compilation of aircraft flying through clouds and moist air, showing the spiraling vortices that wings leave behind. The footage shows wingtip vortices and the way planes disturb cloud layers.
Plastic Recycling is an Actual Scam | Climate Town
Climate Town · 5 HN recommenders
Climate Town gives a comedic, fast-paced account of how the plastics industry promoted recycling, including the resin-code recycling symbol, while knowing most plastic could not be economically recycled. It points viewers to the Frontline documentary Plastic Wars for a deeper treatment.
Playing a Neural Network's version of GTA V: GAN Theft Auto
sentdex · 3 HN recommenders
Sentdex demonstrates GAN Theft Auto, a GameGAN-based neural network that recreates GTA V so the network itself is the playable environment. He shows the results and releases the code.
Playing to Lose: AI and "Civilization" (Soren Johnson)
Google TechTalks · 2 HN recommenders
Soren Johnson, a lead designer and AI programmer on Civilization games, discusses game AI design, including whether AI should cheat, behave like a human or be fun rather than strong. He uses the Civilization series as a case study.
Plenary: Performance Matters - Emery Berger - CppCon 2020
CppCon · 2 HN recommenders
Emery Berger's CppCon 2020 plenary on why performance is hard on modern hardware after the end of Dennard scaling. It covers benchmarking pitfalls and introduces new profiling tools for finding real bottlenecks.
Plover: Thought to Text at 240 WPM
Next Day Video · 8 HN recommenders
Mirabai Knight's PyCon 2013 talk on Plover, a free cross-platform stenography engine that lets people write at up to 240 WPM on ordinary hardware, including a demo of coding by steno.
POLYBIUS - The Video Game That Doesn't Exist
Ahoy · 2 HN recommenders
A 69-minute documentary on the Polybius arcade-game legend. It examines visual, physical and anecdotal evidence, traces the story's source, and concludes the game never existed beyond one website entry.
Pop an ollie and innovate! | Rodney Mullen | TED
TED · 4 HN recommenders
Skateboarding pioneer Rodney Mullen talks about how the open skate community and its environments drive the invention of new tricks out of pure passion. He draws parallels to collaboration and open source.
Portable Air Conditioners - Why you shouldn't like them
Technology Connections · 5 HN recommenders
Technology Connections explains why single-hose portable air conditioners are inefficient and often a poor choice compared with window units. It details how the single hose pulls in warm outside air and wastes energy.
Positive Affirmations for Site Reliability Engineers
KRAZAM · 2 HN recommenders
A KRAZAM comedy sketch in which a character recites reassuring affirmations to site reliability engineers, satirizing on-call and outage culture.
Pounds, shillings, and pence: a history of English coinage
Lindybeige · 2 HN recommenders
Lindybeige gives an hour-long history of English coinage and the problems of maintaining a trustworthy currency. It ends with an explanation of why the pounds, shillings and pence system worked so well.
Power is not energy: why the difference matters
Technology Connections · 2 HN recommenders
Technology Connections explains the difference between power (watts) and energy (watt-hours) and why confusing them leads to errors. It runs about 52 minutes and uses everyday examples.
Power Satellites & Space Based Solar Power
Isaac Arthur · 2 HN recommenders
Isaac Arthur explores space-based solar power, in which satellites beam energy down via microwaves to rectennas on Earth. He discusses feasibility, profitability and its role in spurring space colonization.
Powers of Ten™ (1977)
Eames Office · 9 HN recommenders
The Eames Office's 1977 film Powers of Ten starts at a picnic in Chicago and zooms out by a factor of ten every ten seconds to the edge of the universe. It then zooms inward to a proton in a carbon atom.
Practical Common Lisp
Google TechTalks · 3 HN recommenders
Peter Seibel's 2006 Google TechTalk on Practical Common Lisp, framed by the Sapir-Whorf hypothesis and Paul Graham's Blub paradox. It shows Lisp features such as condition restarts and its generic-function object system.
Practical Creativity
GDC Festival of Gaming · 3 HN recommenders
Raph Koster's 2014 GDC Next talk on what science says about creativity, with practical steps game designers and developers can use to be more creative. It frames creativity as applying existing patterns in new contexts.
Practical Deep Learning for Coders: Lesson 1
Jeremy Howard · 2 HN recommenders
Lesson 1 of fast.ai's Practical Deep Learning for Coders, taught by Jeremy Howard. It takes coders from running code in a Jupyter notebook straight into training a real image model.
PRACTICE 2018: Joseph White
NYU Game Center · 2 HN recommenders
Joseph White, creator of PICO-8, retraces the design of the fantasy console and how tools can shape and guide creative work. He discusses cozy, constrained design spaces and the influence of user-made cartridges.
Pragmatic Unicode, or, How do I stop the pain?
Next Day Video · 2 HN recommenders
Ned Batchelder's PyCon 2012 talk gives a quick overview of what Unicode is, then focuses on what a Python programmer needs to handle text correctly. It presents the 'Unicode sandwich' strategy: decode bytes at input, work with Unicode internally, encode at output.
Pranks Destroy Scam Callers- GlitterBomb Payback
Mark Rober · 3 HN recommenders
Mark Rober and collaborators build glitter bomb traps and other pranks to fight phone scam call centers, and share evidence about the operations.
Predatory Lending: Last Week Tonight with John Oliver (HBO)
LastWeekTonight · 4 HN recommenders
John Oliver's Last Week Tonight segment on payday loans and predatory lending, covering how they trap borrowers and target the elderly and military. It features Sarah Silverman.
Preface | MIT Calculus Revisited: Single Variable Calculus
MIT OpenCourseWare · 4 HN recommenders
The preface to Herb Gross's MIT OpenCourseWare 'Calculus Revisited: Single Variable Calculus', an older black-and-white lecture series. It introduces his approach to teaching calculus from the basics.
President Donald Trump On Charlottesville: You Had Very Fine People, On Both Sides | CNBC
CNBC · 2 HN recommenders
A CNBC clip of President Trump's August 2017 press briefing at Trump Tower in which he answers questions about the Charlottesville rally and says there were 'very fine people on both sides'. It is the unedited footage of the remarks.
President Trump: How & Why...
Jonathan Pie · 4 HN recommenders
Jonathan Pie delivers a satirical rant just after the 2016 US election, blaming the political and media establishment for the rise of Trump. It is a short, profane monologue in character as a frustrated reporter.
Preventing the Collapse of Civilization / Jonathan Blow (Thekla, Inc)
DevGAMM · 14 HN recommenders
A DevGAMM talk by Jonathan Blow arguing that civilizations can lose technological capability and that software quality is already deteriorating. He discusses how knowledge fails to transfer between generations.
Primitive Technology: Cord drill and Pump drill
Primitive Technology · 3 HN recommenders
Primitive Technology shows building a cord drill from scratch and then upgrading it to a pump drill, using only primitive materials like a stone flywheel and cord.
Primitive Technology: Forge Blower
Primitive Technology · 2 HN recommenders
A Primitive Technology episode in which the creator builds a bow-drill-driven bark fan to blow air into a fire, using only natural materials. It shows the progression from fanning a fire by hand to a rotary forge blower.
Primitive Technology: Tiled Roof Hut
Primitive Technology · 3 HN recommenders
The Primitive Technology channel shows the construction of a tiled roof hut in the bush using only primitive tools and materials made in earlier videos. It includes tiles, a kiln, clay walls and underfloor heating.
Princes of the Yen | The Hidden Power of Central Banks
Independent POV · 4 HN recommenders
Michael Oswald's documentary, based on Richard Werner's book, argues that Japan's 1990s crash was engineered by the central bank and powerful interests. It focuses on the Bank of Japan's hidden influence over the economy.
Principles for Dealing with the Changing World Order by Ray Dalio
Principles by Ray Dalio · 10 HN recommenders
An animated 44-minute summary of Ray Dalio's book Principles for Dealing with the Changing World Order. It lays out the Big Cycle of rising and declining nations, covering debt cycles, internal conflict, and shifts in global power over the past 500 years.
Principles of economics, translated
Yoram Bauman · 3 HN recommenders
Economist-comedian Yoram Bauman delivers a humorous translation of Mankiw's ten principles of economics for the uninitiated. It was presented at the AAAS humor session in 2007.
Principles of Natural Running with Dr. Mark Cucuzzella
NaturalRunningCenter · 3 HN recommenders
Dr. Mark Cucuzzella of the Natural Running Center gives a short instructional video on natural running form. It describes the principles of good technique, including barefoot-style mechanics.
Principles of Technology Leadership | Bryan Cantrill | Monktoberfest 2017
RedMonk Tech Events · 9 HN recommenders
Bryan Cantrill's Monktoberfest 2017 talk on leadership and organizational principles, ranging from the Gettysburg Address to Uber and Amazon. He argues for the difference between principles and values and criticizes vague corporate principles.
Prius Hybrid Drive Explained
Niels Blaauw · 3 HN recommenders
A Blender-animated explanation of the Toyota Hybrid Synergy Drive, showing how the engine, two motor-generators, planetary gearset and battery work together as an eCVT.
Problems with gas stovetops | weak, dirty and dangerous
Adam Ragusea · 2 HN recommenders
Food YouTuber Adam Ragusea argues that gas stovetops are weaker than electric burners, dirty to clean, and a health risk from indoor air pollution. He cites Consumer Reports ratings and a literature review on gas stove health effects.
Procedural Programming: It Never Went Away — Kevlin Henney | Build Stuff
Build Stuff - #1 Software Dev Conf · 2 HN recommenders
Kevlin Henney argues that procedural programming never went away despite later paradigms such as OO and functional. He traces the history of structured programming and shows where procedural thinking still lives in modern code and why it matters for readability.
Procedural World Generation of Ubisoft’s Far Cry 5 | Etienne Carrier | Houdini HIVE Utrecht
Houdini · 3 HN recommenders
Ubisoft procedural technical artist Etienne Carrier explains the Houdini-based tools used to build Far Cry 5's roughly 100 square km open world. It covers generating biomes, texturing terrain, freshwater networks, cliff rocks and vegetation placement.
Procedurally Crafting Manhattan for Marvel's Spider-Man
GDC Festival of Gaming · 3 HN recommenders
GDC 2019 session where Insomniac's David Santiago describes the procedural systems used to build Manhattan for Marvel's Spider-Man. It covers the open-world pipeline and how each system was designed to support iteration and dependencies.
Professional SMT Soldering: Hand Soldering Techniques - Surface Mount
John Gammell · 2 HN recommenders
A three-minute demonstration of professional hand-soldering techniques for multi-lead surface mount parts, to IPC class 3 criteria.
Professor Jeff Dahn | WIN Seminar Series
Waterloo Institute for Nanotechnology · 2 HN recommenders
Professor Jeff Dahn lectures on why lithium-ion batteries die and how chemistry changes could make them last decades.
PROFESSOR JOHN MEARSHEIMER: THE CRISIS IN UKRAINE
King's Politics · 2 HN recommenders
A King's Politics interview with University of Chicago professor John Mearsheimer, recorded days before Russia invaded Ukraine in February 2022. He lays out the realist argument about NATO expansion and Russia's view of Ukraine.