Reletter
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Welcome to Explain It All, a newsletter for the endlessly curious. Each issue breaks down big ideas - from cutting-edge science to ancient myths - in a way that's easy to grasp and fun to read.

Platform
Substack
PricingOnly free issuesPublishesWeekly
Issues49Foundeda year agoLast Issue13 days ago
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Latest Issues

Why Are Black Cats Unlucky?

Photo by Nathan Riley on Unsplash

We’ve reached the end of Spooky Month and all the spooky-themed content here on Explain It All, but I think we have time to fit one more in.

Alongside bats, as mentioned in last week’s article, black cats...

13 days ago
6
1

How Do Bats “See”?

Photo by Clément Falize on Unsplash

It wouldn’t be the season of Halloween without talking about bats. Not only are they a staple for any kind of Halloween print, but you see a lot more of these winged mammals flying about as the days get...

19 days ago
11

How Do Glow-In-The-Dark Stars Work?

When you were a kid, did you also have those glow-in-the-dark stars Blu-Tacked to your ceiling or walls? Or do you remember the crackable glow sticks that always used to pop up for Halloween and Bonfire Night? I sure did! Those are some cor...

a month ago
16

What Actually Happens In Your Brain When You Get Scared?

Photo by Vitaly Gariev on Unsplash

Spooky season had arrived, and with it all things ghostly and scary. For many people, that also means a time for horror movies. Ones that make your heart race and have you sitting on the edge of your seat...

a month ago
5
1

Reflecting On 1 Year Of Writing On Substack

Photo by Annie Spratt on Unsplash

Today, September 21st 2026, marks the first anniversary of my first article published on Substack. And somehow I’ve made it through the whole year, writing every week, or every two weeks when life got busy...

a month ago
14
17

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  • Sophie - Explain It All

    There's no such thing as a silly question! So I'm here to Explain It All in accessible and easy-to-digest explainers. Powered by curiosity 🔭🧪🔬📚

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