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But what is the Fourier Transform?  A visual introduction.19:42

But what is the Fourier Transform? A visual introduction.

12.6M views • 8 years ago
3Blue1Brown
3Blue1Brown's animated visual introduction to the Fourier Transform, showing how a signal breaks into frequency components.
Transformers, the tech behind LLMs | Deep Learning Chapter 527:14

Transformers, the tech behind LLMs | Deep Learning Chapter 5

11.6M views • 2 years ago
3Blue1Brown
3Blue1Brown's visual explanation of how transformers and GPT-style language models work, tracing data through tokens, embeddings and attention.
Attention in transformers, step-by-step | Deep Learning Chapter 626:10

Attention in transformers, step-by-step | Deep Learning Chapter 6

4.8M views • 2 years ago
3Blue1Brown
3Blue1Brown's visual walkthrough of the attention mechanism inside transformers, covering self-attention, multiple heads and cross-attention. It is chapter 6 of his deep learning series.
How To Terraform Venus (Quickly)12:42

How To Terraform Venus (Quickly)

22.8M views • 5 years ago
Kurzgesagt – In a Nutshell
Kurzgesagt lays out a speculative plan to terraform Venus, covering its hostile atmosphere and how it might be made Earth-like, with a sources page linked.
Euler's formula with introductory group theory24:28

Euler's formula with introductory group theory

2.8M views • 9 years ago
3Blue1Brown
3Blue1Brown builds intuition for Euler's formula, e^(pi i) = -1, using the core ideas of group theory. It treats exponentiation geometrically as rotation and scaling instead of repeated multiplication.
AI Language Models & Transformers - Computerphile20:39

AI Language Models & Transformers - Computerphile

354K views • 7 years ago
Computerphile
Rob Miles explains on Computerphile how language models generate plausible text and how transformers improved on recurrent networks, with a look at what comes next.
Why Quantum Information is Never Destroyed13:43

Why Quantum Information is Never Destroyed

715K views • 8 years ago
PBS Space Time
A PBS Space Time episode asking whether the universe's information can ever truly be lost, tying quantum mechanics, determinism and black holes together. It sets up the black hole information paradox.
Solving Wordle using information theory30:38

Solving Wordle using information theory

11.8M views • 4 years ago
3Blue1Brown
3Blue1Brown uses Wordle as an excuse to teach information theory and entropy, building a solver that picks guesses by expected information and incorporating word frequencies.
The Future of Humanity's Energy No One Knows About | Terraform19:59

The Future of Humanity's Energy No One Knows About | Terraform

228K views • 2 years ago
S3 | Science, Startups, & Stories
A 20-minute S3 episode touring Terraform Industries, a startup making synthetic natural gas from air and solar power. It walks through the reactor, injection system, direct air capture and electrolyzer, plus the company's cost goals and next milestone.
The Black Hole Information Paradox15:30

The Black Hole Information Paradox

1.1M views • 8 years ago
PBS Space Time
PBS Space Time episode on the black hole information paradox, covering how black holes seem to destroy information, the no-hair conjecture and the proposed role of the event horizon. It is part of a series on black holes.
The Fast Fourier Transform (FFT): Most Ingenious Algorithm Ever?28:23

The Fast Fourier Transform (FFT): Most Ingenious Algorithm Ever?

2.3M views • 5 years ago
Reducible
Reducible's visual walkthrough of the Fast Fourier Transform, motivated by polynomial multiplication. It shows how the FFT's key ideas can be discovered by asking the right questions.
FIXING the ENTIRE SM64 Source Code (INSANE N64 performance)18:20

FIXING the ENTIRE SM64 Source Code (INSANE N64 performance)

3.2M views • 4 years ago
Kaze Emanuar
Kaze Emanuar explains how he rewrote and optimized the Super Mario 64 source code so it runs far faster on real N64 hardware. He covers performance bottlenecks and fixes in detail for his ROM hacks.
The more general uncertainty principle, regarding Fourier transforms18:07

The more general uncertainty principle, regarding Fourier transforms

2.3M views • 8 years ago
3Blue1Brown
3Blue1Brown shows how the uncertainty principle arises from Fourier transforms. A wave packet cannot be narrow in both position and frequency, so the principle is a property of waves rather than of measurement.
JPEG DCT, Discrete Cosine Transform (JPEG Pt2)- Computerphile15:12

JPEG DCT, Discrete Cosine Transform (JPEG Pt2)- Computerphile

697K views • 11 years ago
Computerphile
Mike Pound explains the discrete cosine transform and how it underpins JPEG compression. It is part two of Computerphile's JPEG series.
How lucky is too lucky?: The Minecraft Speedrunning Dream Controversy Explained39:47

How lucky is too lucky?: The Minecraft Speedrunning Dream Controversy Explained

8.4M views • 5 years ago
Stand-up Maths
Matt Parker analyzes the Minecraft speedrunning controversy in which Dream was accused of cheating via improbably lucky drops. He walks through the probability and the statistical arguments in the original accusation and the reply.
Attention Is All You Need27:07

Attention Is All You Need

814K views • 8 years ago
Yannic Kilcher
Yannic Kilcher walks through the Attention Is All You Need paper, which introduced the Transformer, a sequence model based solely on attention without recurrence or convolutions. He reviews the architecture and the paper's translation results.
The Most Underrated Algorithm26:33

The Most Underrated Algorithm

10.8M views • 4 years ago
Veritasium
Veritasium tells the story of the Fast Fourier Transform, from its use in detecting nuclear tests to Cold War politics, and how it could have changed the arms race. It includes a short, intuitive explanation of what the Fourier transform does.
Why Sony's Beta Videotape System Failed--and failed hard (Part 1)16:29

Why Sony's Beta Videotape System Failed--and failed hard (Part 1)

1.5M views • 9 years ago
Technology Connections
Part one of Technology Connections' account of the VHS versus Betamax format war. It argues Sony was caught off guard by JVC's cheaper, more practical VHS system.
Fourier Optics used for Optical Pattern Recognition18:31

Fourier Optics used for Optical Pattern Recognition

103K views • 6 years ago
Huygens Optics
Huygens Optics explains the Fourier transform and shows how a lens performs one optically. A DLP projector is used as a Fourier filter to do simple pattern recognition on lithographic character patterns.
How does a whip break the sound barrier? (Slow Motion Shockwave formation) - Smarter Every Day 20711:21

How does a whip break the sound barrier? (Slow Motion Shockwave formation) - Smarter Every Day 207

6.5M views • 7 years ago
SmarterEveryDay
Smarter Every Day uses high-speed and Schlieren photography to show how a whip crack is a supersonic shockwave formed at the tip. It references academic papers on whip physics.
The Snowflake Myth18:49

The Snowflake Myth

10.6M views • 4 years ago
Veritasium
Veritasium visits snowflake expert Dr Ken Libbrecht, who grows designer snowflakes in the lab. The video explains how snowflakes form and why they take so many shapes.
Why is there no equation for the perimeter of an ellipse‽21:05

Why is there no equation for the perimeter of an ellipse‽

2.7M views • 6 years ago
Stand-up Maths
Stand-up Maths explains why the perimeter of an ellipse has no simple closed-form equation, showing the infinite series and presenting approximation formulas.
Why are people mean on Twitter? - Smarter Every Day 21421:24

Why are people mean on Twitter? - Smarter Every Day 214

957K views • 7 years ago
SmarterEveryDay
Destin Sandlin of Smarter Every Day examines how bad actors and bots use Twitter, drawing on the released Russian IRA dataset and interviews. It asks why interactions on the platform turn hostile.
Someone improved my code by 40,832,277,770%28:47

Someone improved my code by 40,832,277,770%

3.1M views • 4 years ago
Stand-up Maths
Matt Parker follows the community effort to speed up his slow Wordle-solving code, which ended up running hundreds of millions of times faster. He walks through the techniques contributors used.
Are You Eating a Credit Card Every Week?3:52

Are You Eating a Credit Card Every Week?

256K views • 4 years ago
vlogbrothers
A vlogbrothers video tracing how the claim that people eat a credit card of plastic every week spread. It walks through the funded talking point, the misleading amplification, and the peer review that missed it.
Comparing Beta & VHS on Quality: Was Beta Really Better?9:51

Comparing Beta & VHS on Quality: Was Beta Really Better?

710K views • 9 years ago
Technology Connections
Technology Connections compares Betamax and VHS picture quality using footage from a 1979 RCA VCR and argues the Beta quality advantage was largely marketing.
The Longest-Running Evolution Experiment17:17

The Longest-Running Evolution Experiment

7M views • 5 years ago
Veritasium
Veritasium visits Richard Lenski's lab to explain the decades-long E. coli evolution experiment, which asks how repeatable evolution is and shows bacteria evolving to use a new food source.
Cyclists' hearts: can you be so fit that you die?7:19

Cyclists' hearts: can you be so fit that you die?

2.2M views • 8 years ago
Medlife Crisis
Medlife Crisis examines why some elite endurance athletes die in their sleep, covering extremely slow heart rates and the effects of performance-enhancing drugs that thicken blood. It uses cyclist Marco Pantani as an example.
Topic match · Sports & athletics
Why Your Vote Doesn't Count6:31

Why Your Vote Doesn't Count

7.9M views • 15 years ago
CGP Grey
CGP Grey explains first-past-the-post voting and why it pushes elections toward two dominant parties. It is the first in his series on electoral systems.
The Voting System That Should Replace Every Election4:27

The Voting System That Should Replace Every Election

4.7M views • 15 years ago
CGP Grey
A short CGP Grey explainer on the alternative vote (instant runoff voting) versus first past the post, made around the 2011 UK referendum. It shows how ranked ballots are tallied and why they avoid spoiler effects.
The determinant | Chapter 6, Essence of linear algebra10:03

The determinant | Chapter 6, Essence of linear algebra

5M views • 10 years ago
3Blue1Brown
A 10-minute 3Blue1Brown chapter explaining the determinant as the factor by which a linear transformation scales area or volume. It builds the idea geometrically with animations before any formulas.
The Voting System That's Actually Too Good for Politicians to Allow6:47

The Voting System That's Actually Too Good for Politicians to Allow

10.4M views • 12 years ago
CGP Grey
CGP Grey explains the Single Transferable Vote, a proportional ranked-ballot system, and why politicians have little incentive to adopt it. It is a short animated explainer of how multi-winner ranked voting works.
Colonizing Mars34:32

Colonizing Mars

819K views • 9 years ago
Isaac Arthur
Isaac Arthur's in-depth look at what it would take to settle and eventually terraform Mars. He covers the challenges and the scale of the work needed to make it a home for humanity.
e^(iπ) in 3.14 minutes, using dynamics | DE54:08

e^(iπ) in 3.14 minutes, using dynamics | DE5

3.4M views • 7 years ago
3Blue1Brown
A short 3Blue1Brown video explaining Euler's formula e^(i*pi) = -1 through dynamics, treating velocity as the thing that moves a point to a new position. It builds geometric intuition for why an exponent with i produces rotation.
The Internet is Worse Than Ever – Now What?11:32

The Internet is Worse Than Ever – Now What?

9.1M views • 2 years ago
Kurzgesagt – In a Nutshell
A Kurzgesagt video arguing that social media's problem is information flooding and tribal polarization. It suggests a return to smaller online communities and more in-person interaction.
The Longest Year in Human History (46 B.C.E.)27:13

The Longest Year in Human History (46 B.C.E.)

7.4M views • 7 years ago
Historia Civilis
Historia Civilis tells the story of 46 BCE, the 445-day year in which Julius Caesar reformed the Roman calendar. It covers the political context, including the civil war, Cato and Cicero.
How to Fix America's Corrupt Political System5:29

How to Fix America's Corrupt Political System

479K views • 10 years ago
RepresentUs
A short RepresentUs explainer on how money corrupts American politics and what an anti-corruption act could do about it. It covers lobbying, super PACs and campaign finance, and pitches the group's proposed reforms. The video was later superseded by an updated version.
Manipulating the YouTube Algorithm - (Part 1/3) Smarter Every Day 21318:57

Manipulating the YouTube Algorithm - (Part 1/3) Smarter Every Day 213

2.7M views • 7 years ago
SmarterEveryDay
Part 1 of Smarter Every Day's three-part series on manipulating the YouTube algorithm. It features Renee DiResta and examples of how social media platforms can be manipulated.
What Eating the Rich Did For Japan18:08

What Eating the Rich Did For Japan

2.8M views • 5 years ago
Asianometry
Asianometry traces how the Japanese zaibatsu families grew into vast industrial combines and how postwar reforms abruptly broke up their wealth and control.
Colonizing Venus29:02

Colonizing Venus

731K views • 9 years ago
Isaac Arthur
Isaac Arthur examines options for colonizing Venus, from vast floating habitats in the temperate upper atmosphere to full terraforming of the planet. It is a long-form speculative futurism episode in his solar system colonization series.