Every Thursday, free
The Kestle, in your inbox
What arrives on Thursday
About a ten-minute read
Part 1 of 3
The new articles
Every long read published that week, each with a two-line summary so you can pick what to open first.
Part 2 of 3
Five good links
The best things our writers read elsewhere, with one sentence on why each is worth your time.
Part 3 of 3
A note from the editor
A short letter on what we are working on, what we got wrong, and what readers asked us.
In this week’s issue
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Technology
Why your laptop’s battery percentage is only a guess
The number in the corner of your screen is an estimate made by a small chip. Here is how it works, why it drifts, and how to keep your battery healthier for longer.
Tomás Reyes
Culture
The quiet return of the paper notebook
People who spend all day on screens keep buying paper notebooks. Here is what they get from them, what they buy, and how to make the habit stick.
Ingrid Solberg
Work
How to hand over a job so nobody calls you after you leave
A good handover takes a few weeks of steady work before your last day. Here is what to write down, who to introduce, and how to leave nothing hanging.
Owen Achterberg
By the numbers
Updated every Thursday
people read the Thursday email
issues since the first one
minutes: the average article
of subscribers open it each week
The words on the page stay where they were. The reader is the part that moves.


