Fundamental Physics Videos Hacker News Recommends

demo#240

I bought 1000 meters of wire to settle a physics debate

AlphaPhoenix

“Yeah I really liked the AlphaPheonix video[0] where he actually built the thing in a field and explained the entire effect properly.”

8 HN recommenders · 2021–2026

explainer#289

The Speed of Light is NOT About Light

PBS Space Time

“The video about “the speed of causality” is the one that caused me to level up”

8 HN recommenders · 2017–2023

explainer#328

Why No One Has Measured The Speed Of Light

Veritasium

“I found the video very compelling even as a thought experiment.”

6 HN recommenders · 2020–2024

lecture#365

Richard Feynman - The.Character of Physical Law - Part 1 The Law of Gravitation (full version)

Tinkerin' Thinkers

“Feynman is so good at explaining these concepts that you don't even need any formal training to understand them.”

6 HN recommenders · 2013–2022

interview#421

HD Feynman: FUN TO IMAGINE complete (with optional Chinese subtitles)

Christopher Sykes

“It's an hour of fun science, and especially accessible for anyone who is curious about physics but doesn't enjoy all the equations.”

4 HN recommenders · 2021–2025

explainer#430

A new way to visualize General Relativity

ScienceClic English

“hands down the best visualization of general relativity I've seen.”

8 HN recommenders · 2020–2026

lecture#435

Quantum Fields: The Real Building Blocks of the Universe - with David Tong

The Royal Institution

“is a masterpiece. Some very interesting facts, mostly about what we don't know.”

5 HN recommenders · 2019–2025

lecture#439

The Physics and Philosophy of Time - with Carlo Rovelli

The Royal Institution

“There is a great lecture »The Physics and Philosophy of Time« by Carlo Rovelli [1] aimed at the general public”

5 HN recommenders · 2018–2022

explainer#443

How Special Relativity Makes Magnets Work

Veritasium

“if you are curious why a moving charge creates a magnetic field watch this Veritasium video”

7 HN recommenders · 2014–2024

lecture#462

The Biggest Ideas in the Universe: Introduction

Sean Carroll

“Just enough math to be interesting but nothing requiring a math degree.”

5 HN recommenders · 2021–2025

explainer#484

The Biggest Misconception About Electricity

Veritasium

“It’s an eye opening alternative explanation”

7 HN recommenders · 2021–2026

explainer#523

Watch electricity hit a fork in the road at half a billion frames per second

AlphaPhoenix

“by far the best explanations of electricity that I've encountered in any format”

5 HN recommenders · 2024–2026

interview#567

Feynman: Magnets (and Why?) FUN TO IMAGINE 4/ higher quality version!

Christopher Sykes

“his riff for 8 minutes on this is just a joy to watch.”

5 HN recommenders · 2021–2026

commentary#681

string theory lied to us and now science communication is hard

Angela Collier

“while the video is nearly an hour long, it feels much shorter and is well worth watching”

8 HN recommenders · 2023–2026

explainer#736

How Trees Bend the Laws of Physics

Veritasium

“I recommend watching, I think it's one of the best veritasium Dereck has ever produced.”

4 HN recommenders · 2013–2026

explainer#755

But why would light "slow down"? | Visualizing Feynman's lecture on the refractive index

3Blue1Brown

“probably the clearest reasonably accessible explanation of this topic anywhere to date”

5 HN recommenders · 2023–2026

explainer#781

What Everyone Gets Wrong About Gravity

Veritasium

“his videos on special [1] and general relativity [2] were real eye-openers for me”

7 HN recommenders · 2020–2025

explainer#848

Noether's Theorem and The Symmetries of Reality

PBS Space Time

“It's such an aha moment.”

5 HN recommenders · 2018–2026

interview#857

Richard Feynman. Why.

firewalker

“I like to refer people to Feynman's answer to a question about why magnets repel each other[0].”

5 HN recommenders · 2019–2026

explainer#880

Richard Feynman talks about light

sdfhsfh

“I highly recommend you watch this video of Feynman explaining light”

4 HN recommenders · 2018–2025

explainer#928

World's Roundest Object!

Veritasium

“this video is an imperative watch”

6 HN recommenders · 2013–2018

explainer#976

Feynman: What things really are like FUN TO IMAGINE 1

Christopher Sykes

“I really recommend them. You just can't capture his joy and passion with a transcript.”

4 HN recommenders · 2011–2013

lecture#985

Nuclear 101: How Nuclear Bombs Work Part 1/2

Belfer Center

“I highly recommend the "Nuclear 101: How Nuclear Bombs Work" lectures by Matthew Bunn”

4 HN recommenders · 2018–2024

explainer#1021

Most People Don't Know How Bikes Work

Veritasium

“It shows what happens if you prevent the rider from performing the countersteer before leaning into a turn [1].”

7 HN recommenders · 2021–2025

explainer#1035

The Most Misunderstood Concept in Physics

Veritasium

“This veritasium video explained it in a way that finally clicked for me”

5 HN recommenders · 2023–2024

explainer#1060

How Time Becomes Space Inside a Black Hole | Space Time

PBS Space Time

“I think this is the cleanest explanation with actual visual representation.”

4 HN recommenders · 2018–2025

explainer#1112

A New Way to Achieve Nuclear Fusion: Helion

Real Engineering

“I recommend you watch this excellent video by Real Engineering”

5 HN recommenders · 2022–2025

podcast#1125

Stephen Wolfram: Cellular Automata, Computation, and Physics | Lex Fridman Podcast #89

Lex Fridman

“accessible intro”

4 HN recommenders · 2020–2023

explainer#1179

How to Understand What Black Holes Look Like

Veritasium

“Good video that correctly predicted the image and describes why it looks the way it does”

8 HN recommenders · 2019–2021

talk#1240

Geoffrey West on COMPLEXITY

FQxI

“For a great, accessible intro talk on this topic, check out Geoffrey West's”

3 HN recommenders · 2014–2018

explainer#1292

How We're Redefining the kg

Veritasium

“I found the Veritasium video to be a bit more interesting for the "why" aspect of this change”

3 HN recommenders · 2017–2024

lecture#1334

A Portal Special Presentation- Geometric Unity: A First Look

Eric Weinstein

“his original lecture detailing the Geometric Unity model he discussed on Rogan”

3 HN recommenders · 2020–2022

explainer#1368

The True Nature of Matter and Mass | Space Time | PBS Digital Studios

PBS Space Time

“The YouTube channel PBS SpaceTime gives an excellent overview of these same ideas.”

3 HN recommenders · 2016–2022

lecture#1435

Richard Feynman Lecture -- "Los Alamos From Below"

The Quagmire

“He gives an incredible account of his time there in the lecture (and almost stand-up-comedy act)”

3 HN recommenders · 2018–2023

interview#1495

Stephen Wolfram: Complexity and the Fabric of Reality | Lex Fridman Podcast #234

Lex Fridman

“A good discussion that touches on these ideas in a fairly accessible way”

3 HN recommenders · 2021–2023

talk#1509

Connections between physics and deep learning

MITCBMM

“physical data tends to have symmetries, and these symmetries make descriptions of the data very compressible into relatively small neural circuits”

3 HN recommenders · 2016–2026

explainer#1534

Is The Alcubierre Warp Drive Possible? | Space Time | PBS Digital Studios

PBS Space Time

“For a shorter 10 minute video, see this PBS Spacetime video”

3 HN recommenders · 2020–2023

explainer#1574

How are holograms possible?

3Blue1Brown

“this might be one of my most favorite videos ever single-handedly changing my understanding of holograms”

3 HN recommenders · 2024–2025

explainer#1578

How the Higgs Mechanism Give Things Mass

PBS Space Time

“about as deep as a lay audience can hope to surmount”

4 HN recommenders · 2022–2024

interview#1615

Richard Feynman Magnets

nebulajr

“Richard Feynman explaining magnets is one of the best layman explainers”

4 HN recommenders · 2014–2026

talk#1641

Doug McLean | Common Misconceptions in Aerodynamics

Michigan Engineering

“You might get something out of this 2013 talk by former Boeing engineer Doug McLean on misconceptions about lift.”

4 HN recommenders · 2019–2021

commentary#1664

the sham legacy of Richard Feynman

Angela Collier

“Her video on Feynman is long and detailed, and very sobering. I highly recommend it.”

5 HN recommenders · 2024–2025

lecture#1670

Cosmos - Carl Sagan - 4th Dimension

carlsagandotcom

“brilliantly exemplified by Carl Sagan in this popular video”

3 HN recommenders · 2014–2025

explainer#1684

Are Space and Time An Illusion?

PBS Space Time

“they have an episode that would be a good place to start on warp drives”

3 HN recommenders · 2016–2020

explainer#1780

The Biggest Misconception in Physics

Veritasium

“thought wow this is good. Much better than the physics lectures I had at Cambridge Uni.”

3 HN recommenders · 2025

explainer#1785

What Happens at the Event Horizon? | Space Time | PBS Digital Studios

PBS Space Time

“I think this is the cleanest explanation with actual visual representation.”

3 HN recommenders · 2019–2025

explainer#1787

Feynman: Mirrors FUN TO IMAGINE 6

Christopher Sykes

“Feynman has a good explanation for that”

3 HN recommenders · 2012–2024

explainer#1797

How Electricity Actually Works

Veritasium

“And why magnets work due to relativity”

4 HN recommenders · 2023–2026