The Vacuum Tube’s Last Stand(s)

When most people think about vacuum tubes, they picture big glass bottles glowing inside antique radios or early computers. History often treats tubes as a dead-end technology that was suddenly …read more

Hackaday Links: May 10, 2026

While Artemis II was primarily a demonstration flight of the architecture NASA plans to use for future lunar missions, it was also an excellent excuse for the crew to snap …read more

Hackaday Podcast Episode 369: IR, E-Ink, And Avgas

In this episode, Hackaday Editors Elliot Williams and Tom Nardi start things off by discussing the latest reason that cheap PCB fabrication isn’t quite as cheap as it once was. …read more

This Week In Security: Another Linux Exploit, Ubuntu Knocked Offline, Finals Interrupted, And Backdoored Tools

After the CopyFail vulnerability gave root access from any user on almost all distributions last week, this week we’ve got DirtyFrag. This chains the vulnerability in CopyFail (xfrm-ESP) and a …read more

Congratulations To The Green Powered Challenge Winners!

For this challenge, we asked you to show off your hacks that power themselves sustainably from the environment around them. After all, nobody likes wires, and changing batteries is just …read more

See all blog entries

Digital Organizer Given Modern Upgrade

No comments
By Zoe Skyforest | May 18, 2026

Remember digital organizers? They were like the lower-spec version of a PDA that couldn’t really do much more than store a few phone numbers and calendar entries. [TundraLegendZ] recently grabbed …read more
Prolog Via Pokémon

No comments
By Al Williams | May 18, 2026

Like many people who read Hackaday, we are fairly fluent in a number of computer languages, but we have to admit it is easier to pick up languages that look …read more
Electroplating 3D Prints Without Requiring A Big Vat

3 Comments
By Maya Posch | May 18, 2026

Electroplating 3D prints is a good way to get a pretty nice coating on even a basic PLA part, but generally you’re expected to dunk the entire part into a …read more
Voltmeter Clock Has The Time Dialled In

13 Comments
By Zoe Skyforest | May 18, 2026

You could make a clock with three hands spinning about nested central shafts. If you did that, we probably wouldn’t publish it on Hackaday unless you really found a way …read more
Long-Range Night Vision With An Infrared Laser

8 Comments
By Aaron Beckendorf | May 18, 2026

Most consumer-grade night vision devices are basically a standard camera without the usual filter to block near infrared (NIR) light, which are then paired with a NIR light source that’s …read more
How To Make Steel That Breathes

7 Comments
By Zoe Skyforest | May 18, 2026

There are plenty of porous materials out there that we’re all readily familiar with. Fabrics and wood are great examples, allowing liquids or gases to pass through to a certain …read more
Small Engine Gets DIY EFI Upgrade

26 Comments
By Zoe Skyforest | May 18, 2026

Small internal combustion engines usually keep things simple, relying on carburetors to handle metering the correct amount of fuel and air. Recently, [Carlos Takeshita] decided his small engine could use …read more

← Older posts

Hackaday

The Vacuum Tube’s Last Stand(s)

Hackaday Links: May 10, 2026

Hackaday Podcast Episode 369: IR, E-Ink, And Avgas

This Week In Security: Another Linux Exploit, Ubuntu Knocked Offline, Finals Interrupted, And Backdoored Tools

Congratulations To The Green Powered Challenge Winners!

Search

Never miss a hack

If you missed it

Teardown: ChargeTab Emergency Phone Charger

2026 Hackaday Europe: Pre-party, More Workshops, And Everything Else

The Vacuum Tube’s Last Stand(s)

There’s More To Global Positioning Than Just GPS

AI On Every Machine: The LLM You Probably Didn’t Want

Our Columns

How To Make Steel That Breathes

This Week In Security: Android Exposes ADB, ShinyHunters Get Paid, Robot Dogs, And More

Hackaday Links: May 17, 2026

Ask Hackaday: Do We Need A 21st Century Calculator?

Hackaday Links: May 10, 2026

The Vacuum Tube’s Last Stand(s)

Hackaday Links: May 10, 2026

Hackaday Podcast Episode 369: IR, E-Ink, And Avgas

This Week In Security: Another Linux Exploit, Ubuntu Knocked Offline, Finals Interrupted, And Backdoored Tools

Congratulations To The Green Powered Challenge Winners!

Search

Never miss a hack

Subscribe

If you missed it

Our Columns