Tech talks
Best Tech Talks 2026, Ranked by Hacker News
First recommended on Hacker News in 2026, still worth watching: these 305 tech talks and lectures earned 1127 recommendations across the years.
Type
TalkLectureDocumentaryExplainerDemoTutorialInterviewCommentaryComedyMusicPodcastsNews & reportingCoursesFeatures
Evergreen only
2 mo on HNSloane's Gap - Numberphile
Numberphile
Recommended 2× on HN · 2013–2019
2 mo on HNMoon Landings Faked? Filmmaker Says Not!
VideoFromSpace
Recommended 2× on HN · 2017–2020
2 mo on HNHow are Microchips Made? 🖥️🛠️ CPU Manufacturing Process Steps
Branch Education
Recommended 2× on HN · 2024–2025
2 mo on HNThe hidden background noise that can catch criminals
Tom Scott
Recommended 3× on HN · 2022–2025
2 mo on HNHow We Should Vote (Range Voting)
Undefined Behavior
Recommended 3× on HN · 2017–2019
2 mo on HNWhy do Biden's votes not follow Benford's Law?
Stand-up Maths
Recommended 2× on HN · 2020–2024
2 mo on HNWhy build an entire computer on breadboards?
Ben Eater
Recommended 2× on HN · 2020–2022
2 mo on HNIndia's Semiconductor Failure
Asianometry
Recommended 2× on HN · 2021–2025
2 mo on HNWhy is Japan So Weak in Software?
Asianometry
Recommended 2× on HN · 2024–2026
2 mo on HNTuring & The Halting Problem - Computerphile
Computerphile
Recommended 2× on HN · 2019–2022
2 mo on HNStrange Spheres in Higher Dimensions - Numberphile
Numberphile
Recommended 2× on HN · 2020–2025
2 mo on HNProtecting Privacy with MATH (Collab with the Census)
minutephysics
Recommended 2× on HN · 2020–2022
2 mo on HNHow does Starlink Satellite Internet Work?📡☄🖥
Branch Education
Recommended 2× on HN · 2022–2024
2 mo on HNRacing the Beam Explained - Atari 2600 CPU vs. CRT Television
Retro Game Mechanics Explained
Recommended 2× on HN · 2022–2025
2 mo on HNGoogle Earth’s Incredible 3D Imagery, Explained
Nat and Friends
Recommended 2× on HN · 2017–2022
2 mo on HNBackpropagation calculus | Deep Learning Chapter 4
3Blue1Brown
Recommended 3× on HN · 2017–2024
2 mo on HNThe Skinner Box - How Games Condition People to Play More - Extra Credits
Extra Credits
Recommended 2× on HN · 2015–2019
2 mo on HNPentagons Are Terrible at One Thing
CGP Grey
Recommended 2× on HN · 2020–2022
2 mo on HNThe Josephus Problem - Numberphile
Numberphile
Recommended 2× on HN · 2018–2022
2 mo on HNTeardown of an IKEA Koppla USB power supply.
bigclivedotcom
Recommended 2× on HN · 2017–2021
2 mo on HNSolving Wordle using information theory
3Blue1Brown
Recommended 2× on HN · 2022–2024
2 mo on HNHold music used to sound better. Here's why.
Tom Scott
Recommended 2× on HN · 2018–2023
2 mo on HNFinding the BEST sine function for Nintendo 64
Kaze Emanuar
Recommended 2× on HN · 2023–2026
2 mo on HNIt's not you. Bad doors are everywhere.
Vox
Recommended 2× on HN · 2019–2025
2 mo on HNSimulating alternate voting systems
Primer
Recommended 2× on HN · 2020–2026
1 mo on HNAn astonishing old calculator - Numberphile
Numberphile
Recommended 1× on HN · 2017–2023
1 mo on HN5040 and other Anti-Prime Numbers - Numberphile
Numberphile
Recommended 1× on HN · 2018–2024
1 mo on HNWhy it's not possible to synchronize turn signals (but also absolutely is)
Technology Connections
Recommended 1× on HN · 2021–2024
1 mo on HNWhat would we see if we fell into a Black Hole?
ScienceClic English
Recommended 1× on HN · 2022–2025
1 mo on HNTraining an unbeatable AI in Trackmania
Yosh
Recommended 1× on HN · 2024–2025
1 mo on HNHow the Minecraft Title Screen Seed was Found
SalC1
Recommended 1× on HN · 2020–2024
1 mo on HNHow They Caught The Golden State Killer
Veritasium
Recommended 1× on HN · 2021–2023
1 mo on HNExponential growth and epidemics
3Blue1Brown
Recommended 10× on HN · 2020–2020
1 mo on HNSome light quantum mechanics (with minutephysics)
3Blue1Brown
Recommended 2× on HN · 2020–2022
1 mo on HNHow An Infinite Hotel Ran Out Of Room
Veritasium
Recommended 1× on HN · 2021–2022
1 mo on HNSurvivor Bias
2veritasium
Recommended 1× on HN · 2016–2022