SamuZai
3blue1brown
3blue1brown

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The great bloggification, SoME1, a podcast, and a promise that there are actual videos in the works

Hi everyone,

For anyone following closely, things might seem a little quiet on the 3blue1brown front, but under the hood, there's actually been quite a bit going on.

TL;DR:

- New website, which will include rich blog post versions of the videos.

- A contest encouraging people to make more math explanations online.

- A casual podcast about educational content creation.

- More videos on the way, I promise.

Bloggification

The main project this summer has been to revamp the website, with a focus on making written versions of the content. There are currently four interns on board for the summer to help, and much of the site redesign was thanks to Vince Rubinetti, who happens to also be the person who does the channel's music.

You can see a work-in-progress version of the site here. While many of the articles that have been in the works are not yet finalized, you can see a few samples here.

- Neural networks

- Who cares about topology

- Prime spirals

We will have notably more articles up by the end of July, at which point I'll probably "launch" the site, at least in the sense of swapping out where the domain "3blue1brown.com" points.

Why do this? One motive stems from my plans to turn some of the content into books eventually, expanding on it in ways that fit a written medium better than videos, and this is the first step. Already in reviewing some of the articles I've found myself adding new material, or filling out explanations here or there. In going over the article on topology, for example, I noticed a way that Klein bottles fit the story which simply must become a follow-on video one day.

I also personally prefer to read math than to watch it, especially for reference. While the videos are still the main priority, by far, and while I still expect the vast majority of people consuming the lessons to be doing so through the videos, I also believe offering the same lessons in this alternate format stands to broaden who they reach.

On top of that, I'd like the website to become more of a home for future experiments, and the previous bare-bones-Squarespace-built site really did not offer the flexibility for what I'd like. You can already see some of this in some of the articles above, and you'll see more through July, but I think certain interactive elements used judiciously can make for a very different kind of learning experience.

I won't go into the details, but like all projects, this grew well beyond my initial scheming. Just finding the interns turned out to be quite the process, as there were over 2,500 applications, and James and I took care to at the very least see each one. It was certainly worth it, though, as I could hardly be happier with who I found.

SoME1

Another project underway right now is a contest James and I are running to encourage more people to make math explanations online. Likely within the next week, I'll post an announcement specifying the details, where the long and short of it is that in mid-August, anyone who's interested can submit an online explainer they've made this summer, whether that's a video/blog post/game/etc. We'll select some of them as "winners" which I'll feature in a 3blue1brown video. We're calling it the "Summer of Math Exposition 1", or SoME1 for short. We've put together a discord space for people to organize, trade tips, nerd out on math topics they might cover, etc.

Podcast

When we were originally conceiving of SoME1, we thought it'd be nice to have something recurringly posted between the announcement and the submission deadline which could be encouraging to people along the way. So the idea came up to do a short podcast series where I chat with other content creators or mathematicians about topics that might be relevant to anyone thinking of getting started making online explainers.

The very first one I did was with Matt Parker, which you can get a sneak view of here. I was still getting the bearings then, e.g. I didn't have my proper mic setup with me, so I'll probably post a different one as the initiation of the series. As I've done a few more interviews, I'm realizing that "math content creation" should be only a loose theme at best, ceding ground to whatever happens to be most interesting about a particular guest when necessary.

I'll keep you posted as more interviews get edited, and as we start posting them to some kind of regular feed.

New videos

Between the projects above, and the fact that I have been unusually slow to publish new videos lately, one could reasonably infer that I've been a bit distracted from the main goal of 3blue1brown. While that's obviously somewhat true, the bulk of the work represented by those projects has been outsourced (thanks to you), and my intent is very much for most of my own time to be focused on finding the topics worth explaining, and putting together good narratives and visuals for them.

If I'm being brutally honest, the delay in publishing new videos has as much to do with a kind of writers block as it does with any side projects.

After the matrix exponential videos, I had the intent of making a follow-on chapter talking about how that topic relates to studying the stability of dynamic systems. That script evolved a bit from its initial vision, but the general form it took on is one I remain quite excited about. The aim is for it to be a lesson that motivates why we care about eigenvectors and jacobians, but in a way which is (hopefully) appealing and approachable to anyone who has never heard of those topics. It also contains a bit of a meta-narrative questioning how we often structure math courses; as you know I can't resist waxing philosophical at the end of a video.

Nevertheless, after a lot of writing, I just wasn't getting to a point where I was comfortable locking it in to start animating it. Maybe it's because I know this has the potential to be a really good one, so I don't want to overwork it, but I ended up shelfing it to instead focus on a different topic from the list, namely to explain the unsolvability of the quintic. I'll spare you the details until there are more visuals to show with it, but boy will that one be fun.

For now I'll just say that both of these will end up being fairly large undertakings, and done right they should be ones that you and I will be able to look back on and feel proud of.

Until then,

-Grant

Comments

FYI, and perhaps related to your site reorg: you link from the description of the "Random call $10 per month" pledge to this page, which is 404 not found: https://www.3blue1brown.com/eoc1-thanks

Neal McBurnett

+1

Writers block of any kind is no joke. To throw another idea into the mix, I really liked your videos about Bayes theorem and probabilities of probabilities, and how you connected with using this in the "real world". At the end of "Probabilities of probabilities part 2" you mentioned a "next part" (https://youtu.be/ZA4JkHKZM50?t=573) ?

Jeff M

I'm itching to join the Discord server, but i'm getting an "invite invalid" message when i click the link in this post. Is the server not yet live, or is there an issue with the invite link?

Dan Kinch

Having now watched, most of that is indeed covered to at least a certain extent. But leaving this up anyway as an example of my raw thoughts!

C.J. Smith

That bloggification is amazing! As for SoME1, I find it kind of interesting that you're trying to encourage more math explanations. To set up the rest of my comment, I have previously considered making some math explanation videos (while I haven't ruled it out, I haven't done them yet), and I have not listened to the podcast you linked yet (but am planning on it), so maybe you address some of the rest of my comment there, but here goes anyway. It feels to me like there are plenty of math explanation videos/sites out there. Are there particular types of explanations you feel as though are not present enough? I might not have a good idea of what is in demand, but my general impression is the most useful things are plentiful, and things that get too specific or too fringe-y either don't have enough views to be worth it or take a massive amount of effort/non-math skill (perhaps on visuals) to attract significant attention. Maybe I'm way off with that. My initial desires when previously considering making math videos were mainly these: - Explaining math competition problems such as AMC/AIME. Math competitions were some of my favorite things in high school. - Showing the many different ways to solve problems. This has particularly come up as I've been tutoring the SAT/ACT, so could be on those problems, or of course as part of the math competition problems mentioned above. I'm not sure if there's another type of problem that this would be better for. - With either, I've also thought about how it would be nice to be able to refer to other videos explaining certain ideas, so I could make those. With the first, I worry there's not enough people who would both be doing those problems and would want to watch videos rather than quickly look at the solution. With the second on SAT/ACT, I would think you would at least have better potential number of people taking those tests, but I seem to recall noticing that existing explanations didn't get many views. With the third, those are the types that there would seem to be tons of existing resources for. Am I just being too pessimistic? I do have a tendency to talk myself out of side projects as not being worth it...

C.J. Smith

I think I mean that one, yeah! I may have modified it a bit to make it more interactive (which is possible because it is irl of course :)). I do it like follows: First I draw all possible numbers on a line, all these numbers make sense; 1 apple, 2 apples etc. Then I draw the negative numbers and give them a bit of a problem: what are negative numbers even? Usually they say something like: I have to give apples to you. Then you fill in: yes, the apples have to go in the other DIRECTION. And you emphasise the negative sign is purely a direction. Then you ask what multiplying by -1 means, and you try to discover it means a 180 degree rotation, after which you ask whether there is a 90 degree rotation, which would be useful if you want a 2d space. Then you ask what happens if we multiply twice by that number on the y-axis, and it must give a 180 degree rotation. So multiplying twice = -1, which means the number must be i! I love to see peoples minds get blown like this :). Is that the same as the lockdown math explanation? I think it was definitely inspired from there, if not straight up copied ;).

That's not a bad idea, actually. Maybe I'll ask them...

3blue1brown

Thanks!

3blue1brown

Fascinating, we haven't seen that before, but I'll make sure that's fixed.

3blue1brown

I'm very excited about the idea of a podcast! Ben, Ben, and Blue is on my list of "relisten every couple of months" podcasts and while I have zero expectation that the new podcast will be similar, I'm very confident that I'll love it just as much! (But the Bens would definitely be fun guests for an episode, just saying!)

I would strongly support another "lockdown math"-like series, that series was a total treat and I really enjoyed following along.

I've tested in Edge and Chrome. Both show a broken image placeholder. If I try to open the image in a new tab, I get a privacy error related to an invalid security certificate (the kind where https shows with a strikethrough).

Alexis Olson

That's really good feedback to know, I'll pass it along. Part of me likes the idea of pushing away from the tenancy of all math texts to end up dry and toneless, but I can certainly see how it'd be easy to overcorrect in the other direction.

3blue1brown

Oh, interesting, can you share more details? What browser are you using? Are the pictures just not showing up, or is it broken in some other way?

3blue1brown

Feel free to mention it here: https://github.com/3b1b/3Blue1Brown.com/issues Or just to let me know, and I'll pass it along. There are still some bugs and rough edges we're working out. The NN widget has a couple of other things to be worked out, but hopefully what's there now is a nice proof of concept for what we're going for there.

3blue1brown

Oh nice, thanks. Do you mean the lockdown math one? This might serve as a motivation to do another series like that at some point.

3blue1brown

It's a great idea, and I have talked with Andy about it a bit. Right now, the main focus is just getting the articles up with quality figures, expanded sections when something from the original video feels insufficient, and a few comprehension questions sprinkled in. Integrating Orbit is exactly the kind of experiment I want to open the doors for. I think the best way to do it would be if we have a setting where you can actually run a bit of an experiment to see how well it helps to learn. E.g. if there's a calculus or a linear algebra course.

3blue1brown

I also really like the articel versions of the videos. The little quizes and interactive elements are really nice and a great addition. Having the answer explained under the question if you've found the solution is a great detail. What I'm not sure about is the narrative or chatty tone (I hope that is correct English and if not, hopefully still understandable) of the articles. Don't get me wrong, that's one aspect of the videos that makes them so good. But in the videos there actually is your voice narrating them and this kind of "rethoric closeness" suits them very well. (Again, sorry if that's an odd wording; not a native speaker.). It feels a bit like a conversation with you, as you often speak directly to the viewer: "Look at this, consider that, think about" etc. To get to the point, reading a text about a math subject which is adressing me directly feels a bit odd. Especially because I can hear the way you would read them out loud, which I find to be a bit distracting. Of course I know that is highly subjective and this way of talking to your audience is at the core of how you teach things with 3b1b. But maybe a more neutral style would distinguish the articels a bit more from the videos and fit the target audience of the articles a bit better. Well, at least in my case. After all, if I want to have the more conversation like experience, I can watch the corresponding (and very good) video you've made about the topic. With all that said: Keep up the great work and thank you so much for what you are doing!

FYI, the images in the blog posts appear broken to me.

Alexis Olson

This is what I came here to comment. Grant, I think your attention to detail and clarity would mesh really well with his ideas. The website is https://withorbit.com and https://docs.withorbit.com/ gives an example and lower-level details. I would LOVE to see the two of you overlapping your skills

Will Harris-Braun

Cool! Can I give feedback on the blog versions somewhere? The neural network widget where you draw a digit does not work on mobile (the page scrolls with your finger when you draw in it)

Bart

I love your content Grant! Recently I used your explanation of imaginary numbers to open some peoples eyes on their beauty, they loved it! Thanks for creating such great explanations :)

I love the blog! Great work! Have you seen work from Andy Matuschak with Orbit, a tool to integrate spaced repetition into learning? Check out quantum.country to see an example. He is (or at least very recently was) searching for collaborators to integrate the recently open-sourced Orbit into their work. I think your new site is a perfect match.

Indeed, it's one of those projects that _seems_ simple at the outset, but to do it well ends up actually taking quite a lot of care and time. I think it'll be worth it, though.

3blue1brown

Bloggification is marvelous! OK, video script can be used as the basis for text, and scenes from the animation for illustrations, but it still looks like a lot of (great) work. Thanks!

Dragi Raos


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