ESP8266-Powered Receipt Printer Puts RESTful API on Dead Trees

Taking his digital information into the real-world, [Davide Gironi] has built his own note transcriber from a point-of-sale receipt printer and an ESP8266.

You’ve seen these receipt printers at the order window of restaurants. A server puts in an order …read more

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DIY Furnace Smelts Magnetite Sand Into an Impressive Chef’s Knife

Some people order their raw materials from a factory, missing out on 99% of the fun… or suffering, we’re not sure which. To make that call, you need to look in on the process [IllyriaD] used to collect magnetite sand …read more

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AVR Configurable Custom Logic as a Frequency Divider at 4x Chip’s Clock Speed

What a time to be alive when you can find inexpensive microcontrollers that come with programmable(ish) logic that can operate independently of the system clock. [David Johnson-Davies] recently built a proof of concept using the Configurable Custom Logic (CCL) that …read more

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Hackaday Podcast 108: Eulogizing Daft Punk Helmets, Bitcoin Feeling the Heat, Squeezing Soft Robots, and Motorizing Ice Skates

Hackaday editors Elliot Williams and Mike Szczys travel through the greatest hacks the week had on offer. Charge up your ice skates (literally) by adding spiked electric motors to push you across the frozen pond. If that’s too cold for …read more

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Volumetric OLED Display Shows Bladerunner Vibe, Curious Screen Tech

[Sean Hodgins] is out with his latest video and it’s a piece of art in itself. Beyond a traditional project show and tell, he’s spun together a cyberpunk vibe to premiere the volumetric display he built from an OLED stackup. …read more

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Hackaday Podcast 107: FTDI Plays Music, LED Dimming Ain’t Easy, Measuring Poop Calories, and Sketchy Laser Cutters

Hackaday editors Mike Szczys and Elliot Williams gab about all of the geeky things. We had a delightful time watching NASA bring Perseverance down to the Red planet. In Kristina’s words, we pour one out for Fry’s Electronics. And then …read more

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Bad Week for Boeing: Reports of Third Engine Failure Causes Emergency Landing in Moscow

Early Friday morning a Boeing 777 performed an emergency landing in Moscow, according to Russian media. The Interfax news agency cites an anonymous source who claims the landing was caused by an engine failure on a flight from Hong Kong …read more

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“MORPH” LED Ball is a There-Is-No-Spoon, Reality-Bending Art Installation

Marvelously conceived and exquisitely executed, this huge ball made up of hexagon tiles combines the best of blinky LEDs and animatronics into one amorphic ball.

The creation of [Nicholas Perillo] of Augmentl along with [MindBuffer], full details of …read more

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