Arduino

Damn right, you don't just eat 'em. When you're done with your next Pringles can, you can turn it into a kaleidoscope, a pinhole camera, and even a solar hot dog cooker. But Instructables user TheSpodShed may have just created the most awesome way to upcycle empty Pringles ca ...more

Have you guys seen this yet? Ben Purdy used projection mapping to create a "real life" Minecraft block. If you don't know what projection mapping is, it works like this: "There’s a piezo element taped to the box and hooked up to an arduino. The arduino senses the physical im ...more

An ESP32-based microcontroller with a camera is an amazing platform for video, but not all modules are created equal. We'll go over the pros and cons of some of the popular low-cost camera modules you can use with ESP32-based development boards, as well as what features they s ...more

In the Harry Potter world, there was a character by the name of Beedle the Bard, who told a story about witnessing the three Peverell brothers building a bridge out of magic and successfully crossing a very dangerous river that had claimed many lives. Death was upset that the ...more

When it comes to webcams these days, most people are using their laptops over desktops. The cameras are centered, integrated, and require no configuring. They're a cinch and usually have great resolution. So, then what do we do with all of those old wired desktop webcams that ...more

I love robots. They have the potential to evolve into Asimovian destroyers of the human species, but have only just mastered the art of cleaning my rug. They have an ever increasing cool factor and a growing number of cheap and simple components that let the hobby roboticist r ...more

WonderHowTo is made up of niche communities called Worlds. If you've yet to join one (or create your own), get a taste below of what's going on in the community. Check in every Wednesday for a roundup of new activities and projects. Thanks to all of our active moderators and ...more

Time to make those lazy Sunday afternoons even lazier. Instructables member johndavid400 has posted a full HowTo on modding your lawn mower to operate via remote control. " ...How to make your Arduino into an R/C interface that you can use for just about anything requiring re ...more

Doorbells are a great idea. They let you know when someone who's not a burglar is trying to enter your house, apartment, or squat. They eliminate the need for lots of noisy yelling and startling door pounding. The one thing doorbells don't do is to let you know when someone f ...more

With the nation facing a shortage of ventilators for COVID-19 patients and no apparent ramp-up in the production of new ones, engineers, medical resistents, and do-it-yourselfers are sharing plans for homemade versions. But before you go online to start ordering parts for any ...more

In the past few weeks, you've already learned how to make your bike light up at night with some DIY rim lights and handlebar lights. But how about something a little more functional? Instead of using those tedious hand signals (which drivers don't even understand), spruce up y ...more

WonderHowTo is a how-to website made up of niche communities called Worlds, with topics ranging from Minecraft to science experiments to Scrabble and everything in-between. Check in every Wednesday evening for a roundup of user-run activities and how-to projects from the most ...more

Live in the future (à la Star Trek, circa 1966) with uiproductions' pneumatic air-powered sliding door: "I always wanted a piece of Star Trek and the Disney Monorail in my house, and one thing they have in common is that they both have automatic sliding doors. It would be the ...more

The days of trundling hoops, hopscotch and painted wooden rocking horses are long since past. The latest trend in toys? Biofeedback. Electroencephalography. A decade into the 21st century, the toy market is awash in products that incorporate functional neural sensors. One suc ...more

If you ride your bike or motorcycle a lot, especially in a large city, you've probably had a few close calls. No matter how safely you're driving, you never know what other people are going to do, and being on a smaller vehicle makes you difficult to see. Most bicyclists rely ...more

"Magnetic fields are everywhere- you just can't see them." The science-inspired-art project, Magnetic Movie, by Semiconductor, demonstrates the imaginary "secret lives of invisible magnetic fields". Don't miss it - it's an amazing project. The magnetic fields are beautifully ...more

If you've never heard of geocaching, it's kind of a grown-up treasure hunt you play everywhere in the world. GPS coordinates are given as clues and the players must find the cache box. There is usually a log book to write your name and a small toy or present to collect. The l ...more

If you've ever wished you could keep tabs on the fish in your aquarium, Justin of Antipasto Hardware Blog has just the mod for you! He created this DIY "shark detector" that sends out a tweet whenever Bruce the shark breaches a perimeter that he set up in the tank. Video: . He ...more

WonderHowTo is a how-to website made up of niche communities called Worlds, with topics ranging from Minecraft to science experiments to Scrabble and everything in-between. Check in every Wednesday evening for a roundup of user-run activities and how-to projects from the most ...more

This tutorial shows you how to create an intruder alarm that sends you text message alerts when motion is detected. This may sound complicated but I am pretty confident any beginner with electronics should be able to do this just fine. The range sensor senses motion and tells ...more

Who says nothing productive ever came out of doodling? Certainly not the hacker responsible for this fun (and at least somewhat functional) paper-and-pencil touchpad, which takes advantage of the natural conductivity of graphite: There isn’t much to explain here. It just uses ...more

If you've ever been on your way to a party and felt that your outfit just wasn't flashy enough, engineering student 'Rambo' has got just the thing for you. His homemade LED suit lights up and dances to the beat of the music, and can even be controlled via Bluetooth. Video: . T ...more

Hate answering the door, but don't trust your friends with a set of keys? This RFID front door lock made by Steve Pomeroy will solve all your party-hosting problems. It reads the RFID tags in his friends' public transit cards and decides who's allowed in based on "groups" that ...more

Julian Oliver created the Transparency Grenade in January 2012 for the Studio Weise7 exhibition at Labor 8. It's a transparent device with a "payload" built from an ARM Chip, an Arduino Nano, a mic, and a strong Wi-Fi antenna. It taps into wireless networks and logs emails, we ...more

An isomorphic (or self-transposing) keyboard is "a musical device where a grid of notes is displayed to the user and the interval change between notes in constant for any given direction." For those of you who didn't grow up playing the piano like I did, that basically means t ...more

If you want to control electronic devices, such as a relay or motor, you can do so using MicroPython with an ESP8266 and web browser. Usually, you'd program an ESP8266 using Arduino, but C++, which Arduino uses, is not always the easiest programming language for beginners to l ...more

Robotic Rubik's Cube solvers are nothing new. We've seen ones that are run on Android, made of LEGO Mindstorms, and faster than the world record holder. The most recent Rubik's Cube robot making the news was made by high school student James Watson as a school project, but it' ...more

Send the Stay Puft Marshmallow Man back to the world of s'mores and hot cocoa this Halloween. This complete Ghostbusters costume from Instructables user Depot Devoid is like the real-life movie prop. You can shoot "laser" particle beams at ghosts with the Proton Pack, and cap ...more

If you've spent most of your life in one geographic location, you're probably pretty familiar with the weather there (unless you're a hermit). If you live in a tropical climate (and haven't done much traveling), maybe you've never even seen snow. Regardless, the idea of a tin ...more

Purdue mechanical engineering undergrad Ross Wehner built a gadget Homer Simpson would envy- a working, arduino-powered beer catapult fridge. Details on his build process here; see it in action below. Previously, Beer Launcher Wows Letterman (+ Any Self Respecting Male). Remo ...more

"Photo Grandpa" aka Fotoopa (that's photograndpa in Dutch) has created an amazing laser rig for ultra-high speed photography. Says Gizmodo, "His setup includes his own custom shutter—which can fire at five microseconds—made around an Arduino controller and custom aluminum pa ...more

Love bubbles but hate the toil and trouble of using your own lungs to blow them? Allow us to introduce Bubblebot, the latest Arduino-powered toy to attain celebrity status on Instructables. It's not an easy project by any means—even the Basilique du Sacré-Cœur has fewer steps. ...more

Aside from being completely adorable, Fijibot is a completely autonomous robot that automatically seeks out light sources to charge his solar-powered battery. He's built from a 1.5 liter Fiji water bottle, packed with an Arduino Uno, 6 volt solar panel, and an Arduino Proto Sh ...more

A few years ago, the Hilton hotel group unrolled the Digital Key, a feature of the Hilton Honors app that allows you to unlock your hotel room with your smartphone. While there may be concern that this technology could be hacked and thus give others access to your room, Hilto ...more

So, you want to throw a steampunk party and you have almost everything in place—your steampunk persona and iPhone are ready to go, and you've even got your own steampunk straight razor. What's missing? The Elixirator, that's what. The Elixirator is a steampunk cocktail-making ...more

Know how some people have a natural way of lighting up a room? Well, hacker i-am-jen has an artificial one—LED sneakers! Powered by a pair of 6-volt batteries and two teeny-tiny RBBB Arduino microcontrollers, the shoes offer a high-tech, DIY spin on the mass-market L.A. Lights ...more

Everybody loves the stars. Well, I certainly do. As a child I'd spend hours outside during summer nights marveling at the seemingly endless amount of sparkling dots spanning the sky. Maybe you have children of your own and want to create a sparkle in their eyes, or in your own ...more

As advanced gaming systems continue to evolve, older classics like the Nintendo Entertainment System (NES) are one step closer to extinction. They're rotting in the basements of gamers. They're gathering dust at the local pawn shop. Or worse... being thrown out in the trash li ...more

The worst part of moving into a new place is, well...moving. It's tedious, a lot of hard labor, and it can take forever, and don't even get me started on all those labels. It's also one of the only times in your life when everything you own can be stolen at once, since it's si ...more

Jonathan Guberman of Site 3 coLaboratory hackerspace in Toronto has created an Arduino-controlled mechanical typewriter that can type on its own, detect what is being typed on it, and run text-based interactive fiction games such as the classic (and to most, all but forgotten) ...more

Hello NullByte, it's mkilic! This time I'm here with the C.H.I.P from NTC. Although it is not too popular, the C.H.I.P is a brand new micro computer. It is very similar to the Raspberry Pi or Beaglebone Black. The key difference with this particular board is its cost and size. ...more

One of the latest home-improvement gadgets out there today, smart lighting, has become more popular as prices come down. That being said, its still quite a penny to shell out. In this article, I'll go through a few of the top products out there today, including the Philips Hue ...more

Walking the streets at night can be uncomfortably dangerous. In 2010, there were 32,885 motor vehicle deaths in the United States. Of those, roughly 13%, or 4,280, were pedestrians. Two-thirds of those pedestrian deaths occurred at nighttime. Along with darkness, drivers also ...more

Every step in the evolution of computing brings an in-kind leap forward in user input technology. The personal computer had the mouse, touchscreens made smartphones mainstream consumer devices, and AR headsets like the HoloLens and the Magic Leap One have leveraged gesture rec ...more

Via Jeff's Arduino Blog, the Princess and the Pea Alarm Clock: "No ordinary alarm clock: the Princess and the Pea Alarm Clock ('PPAC') leaves no room for snoozing, inflating a green 'pea' between the mattress and box spring, making it impossible to stay in bed. In the tin can ...more

A FGPA is chip that is programmable with the computer to create circuit. It is a totally different type of programmable board compared to an Arduino for example. The Arduino will follow lines of codes to generate the necessary outputs. A FPGA won't however read lines of code, ...more

It's Black Friday time, and in 2020, that means a lot of online deals to make up for more stores closing on Thanksgiving, as well as everyone avoiding in-person shopping because of the coronavirus. But while you may wish to grab a better 65-inch 4K TV, the new PlayStation 5, o ...more

So you've made a somersaulting robot, one that delivers your beer, and even a robot you can ride, but you want to try out something really different. Why not add a steam engine? Inspired by the Steam Walker by Crabfu Steamworks, Professeur Shadoko of French DIY blog Brico Bid ...more

Arduino fashion (essentially, electronic textiles that can perform a variety of functions) is certainly not a new idea, but the Ping social networking garment brings a fresh and exciting perspective to the concept. What's it all about? Designer Jennifer Darmour's statement: ...more

Games are always more fun when you have someone to play them with, but if you're not always logged in to your Xbox LIVE account, how do you know when your friends are online? You can always log in and check, but where's the fun in that when you can hack together a traffic ligh ...more

Kitschy kicks your thing? Try these self-lacing sneakers on for size. Inspired by the iconic Nike Air 2015s worn by Michael J. Fox's character in Back to the Future Part II, these shoes utilize an Arduino-powered force sensor and somewhat bulky pair of rear-mounted servo motor ...more

Playing Angry Birds on a computer just got a lot more interesting. Design students Andrew Spitz and Hideaki Matsui made this awesome slingshot controller for one of their classes at the Copenhagen Institute of Interaction Design. Video: . They customized a motorized slider and ...more

Incredibly bizarre, Mika Satomi and Clemens Pichler have designed a pair of DJ hoodies to theatrically visualize a DJ battle. Unfortunately, for me at least, Human Centipede is evoked (damn, I shouldn't have seen that movie). "DJ Hoodie is a wearable interface that includes 4 ...more

This year's fifth annual Maker Faire featured a fully articulated, fire-breathing animatronic dragon named Saphira (after the dragon from the book Eragon). Saphira was built by high school students Alex Jacobson and Sam DeRose of Marin, CA, with a little help from their persp ...more

Replace that flimsy, plastic Guitar Hero axe with a soccer ball. These DIY freestyle-footballers play their full-sized, wall-mounted "Football Hero" with skill, achieving a 76 percent accuracy rating after only 17 games. They kick soccer balls at the control pads (pressure s ...more

Earlier this week, we learned that you can get people to put more money in a tip jar simply by drawing eyes on it. But what if you want to keep them away from something? Eyes can do that, too, especially when they're Putin's. Check out Overflo's creepy 'Puta Putin' project, a ...more