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Why Leaded Fuel Is Still A Thing

Leaded fuel is considered one of the greatest environmental failures in modern human history. Adding tetraethyl lead to gasoline reduced knock in internal combustion engines, which was widely considered a …read more

Hackaday Links: May 3, 2026

Software that collects public data from the Internet and uses it to provide half-assed answers to your questions might seem like a modern craze, but today we bid farewell to …read more

How TTY Opened Up The Phones For The Hard Of Hearing

The telephone was an invention that revolutionized human communication. No more did you have to physically courier a letter from one place to another, or send a telegram, or have …read more

FLOSS Weekly Episode 869: Linux On Your Toaster

This week Jonathan chats with Andrei, Mahir, and Praneeth, live on location at Texas Instruments! The team at TI has been working hard to provide really good Open Source support …read more

Bicycle Tubes Aren’t Just Made Of Rubber Anymore

For the average rider, inner tubes have been one of the most enduring and unchanging parts of bicycle design over the decades. They’re made of rubber, they have a Schrader …read more

From The Blog

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  • Earthworms Don’t Bio-Accumulate Microplastics, So There May Be Hope For Us

    1 Comment

    By Tyler August | May 5, 2026

    Microplastics absolutely saturate the Earth’s environment, and that’s probably not a good thing unless you’re looking for a sediment marker for the Anthropocene period. On the other hand, environmental contamination …read more

  • Defeating The [Works By Design]’s Unpickable Lock

    No comments

    By Maya Posch | May 5, 2026

    Even though the very concept of an ‘unpickable lock’ is as plausible as making water not be wet, this doesn’t take away from the intellectual thrill of devising solutions to …read more

  • Cutting Steel Gears With Homemade EDM

    6 Comments

    By Aaron Beckendorf | May 5, 2026

    Electrostatic discharge machining (EDM) may be slower than alternatives like laser cutting, water jets, or a milling machine, but for some applications there’s no alternative: it can cut through any …read more

  • Using NFC To Power Devices Instead Of Qi

    2 Comments

    By Maya Posch | May 5, 2026

    It shouldn’t be any surprise that NFC and similar RFID implementations are capable of providing power to a receiver, since this is after all how RFID tags can work without …read more

  • How Giant Tanks Of Fluid Could Help Support The Power Grid

    13 Comments

    By Zoe Skyforest | May 5, 2026

    If you’ve been paying any attention to the renewable energy space, you’ll know that generation isn’t really the problem anymore. Solar panels are cheap, and wind turbines are everywhere. The …read more

  • A Digital Audio Recorder For TOSLink

    3 Comments

    By Jenny List | May 5, 2026

    Every now and then in our travels we come upon a project with such an obvious need that it’s almost a surprise nobody has thought of doing it before. So …read more

  • LightInk, A Solar Powered ESP32 Smartwatch

    2 Comments

    By Tyler August | May 5, 2026

    There’s something about the ESP32 family of microcontrollers and timekeeping. We probably see it in clocks as often as we do anything else; we also probably see more clocks with …read more

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  • How Giant Tanks Of Fluid Could Help Support The Power Grid

    13 Comments
  • Why Leaded Fuel Is Still A Thing

    57 Comments
  • How TTY Opened Up The Phones For The Hard Of Hearing

    15 Comments
  • Bicycle Tubes Aren’t Just Made Of Rubber Anymore

    46 Comments
  • The GPS III Rollout Is Almost Complete, But What Is It?

    33 Comments
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Our Columns

  • Strange Ways To Make Cold

    13 Comments
  • Hackaday Links: May 3, 2026

    3 Comments
  • Peripherals Hacks

    10 Comments
  • Hackaday Podcast Episode 368: A Pen That Draws Against You, 3D Printing Stuff, And Tablet, Shmablet!

    1 Comment
  • This Week In Security: State Malware, State Hardware Bans, And Stuxnet Before Stuxnet Was Cool

    8 Comments
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WORLD’S FASTEST COMMODORE PET USING THE MCL65+

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duckyPad Pro: Macro Scripting Beyond QMK/VIA

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THE ULTIMATE MINI ARCADE

THE ULTIMATE MINI ARCADE

by SrRubio
Mechanical Television - only parts from 1920s

Mechanical Television - only parts from 1920s

by Paul Kocyla
LEGO Game Boy Functional Upgrade

LEGO Game Boy Functional Upgrade

by Theremin Hero

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  • How Giant Tanks Of Fluid Could Help Support The Power Grid

    13 Comments
  • Why Leaded Fuel Is Still A Thing

    57 Comments
  • How TTY Opened Up The Phones For The Hard Of Hearing

    15 Comments
  • Bicycle Tubes Aren’t Just Made Of Rubber Anymore

    46 Comments
  • The GPS III Rollout Is Almost Complete, But What Is It?

    33 Comments
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Our Columns

  • Strange Ways To Make Cold

    13 Comments
  • Hackaday Links: May 3, 2026

    3 Comments
  • Peripherals Hacks

    10 Comments
  • Hackaday Podcast Episode 368: A Pen That Draws Against You, 3D Printing Stuff, And Tablet, Shmablet!

    1 Comment
  • This Week In Security: State Malware, State Hardware Bans, And Stuxnet Before Stuxnet Was Cool

    8 Comments
More from this category

Recent comments

  • Thorsten on E-paper Dashboard Reimagines Smart Home’s Connection With Technology
  • Joey on Teardown Of A Shahed-136 Gimbaled Camera
  • Tom P on Why Leaded Fuel Is Still A Thing
  • Andrew on Earthworms Don’t Bio-Accumulate Microplastics, So There May Be Hope For Us
  • Thovthe on Cutting Steel Gears With Homemade EDM
  • Bruce Perens on A Shortwave Sensor To Monitor The Ionosphere
  • William Higdon on Cutting Steel Gears With Homemade EDM
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