TechOctober 24, 2026
Megapixels Don't Guarantee Usable Detail in Phone Photos
Phone makers pack in tens of megapixels, but lens physics, light and processing limit the detail you can use. Here is why phones now merge pixels.
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The chips, gadgets, and software worth your attention. And why the ones that aren't, aren't.
We care about how the tech behaves once it's out of the box, not just what's on the spec sheet. Recent explainers include Megapixels Don't Guarantee Usable Detail in Phone Photos and Wireless Charging Can Age Phone Batteries Faster.
TechOctober 15, 2026
Wireless Charging Can Age Phone Batteries Faster
Wireless charging ran warmer than a cable in a 2019 experiment. The temperature gap matters, but it doesn't tell us exactly how much battery life is lost.
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TechOctober 4, 2026
Capacitive Touch Is a Finger Changing an Electric Field
Capacitive touch senses a finger by how it changes an electric field under the glass, which is why gloves, water and styluses behave the way they do.
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TechSeptember 29, 2026
PWM Dimming Flickers Your Screen Faster Than You Can See It
OLED pixels shift color when you dim them with voltage. PWM switches them on and off instead. Here's why that causes flicker and how phone makers are fixing it.
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TechSeptember 22, 2026
OLED Pixels Switch Off, LCD Black Is Just Blocked Light
OLED pixels turn off completely. LCD pixels always leak some backlight. That design difference is what absolute black means, and how it gets measured.
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TechSeptember 17, 2026
How SQLite Became the Most Deployed Database
SQLite is inside your phone, browser, and car. Here's the Navy constraint that shaped its design, and what that means when you use it.
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