Building a low-cost flow meter for environmental monitoring projects

Reading Time: 2 minutesArduino Team — April 30th, 2021 Scientific equipment is notoriously expensive, and for schools, there are often monopolies on which suppliers can provide it. Eben Farnworth wanted to do something about this problem. His design for an open flow meter only costs around $60 USD, which pales in comparison to the typical price tag of $1,000.   […]

Arduino-controlled gas mixing device fills DIY laser tubes

Reading Time: 2 minutesArduino Team — April 28th, 2021 Lasers come in two varieties: solid-state and gas tube. As the name suggests, the latter types contain gas. That is a mixture of gas in precise proportions. To fill his DIY laser tube, Cranktown City built an Arduino-controlled gas mixer. This device has an Arduino Uno board that drives […]

Playing Connect Four against a mini golfing AI opponent

Reading Time: 2 minutesArduino Team — April 27th, 2021 Have you dreamed of combining the two incredible activities putt-putt and Connect Four together into the same game? Well one daring maker set out to do just that. Bithead’s innovative design involves a mini golf surface with seven holes at the end corresponding to the columns. The system can keep track […]

Arduino Mbed Core for RP2040 Boards

Reading Time: 2 minutesArduino Team — April 27th, 2021 Arduino support for the Raspberry Pi RP2040 chip is available now using the official Arduino Mbed Core. This is obviously very important, and exciting, for the upcoming Arduino Nano RP2040 Connect. But it goes beyond the Arduino device to also bring support to other boards built around the RP2040 […]

Allen Pan’s Arduino-controlled microwave only works while gaming

Reading Time: 2 minutesAllen Pan’s Arduino-controlled microwave only works while gaming Arduino Team — April 26th, 2021 Microwave ovens have been the peak of convenient cooking since the 1960s, and nobody appreciates that convenience more than gamers. Normally you would microwave some pizza rolls between Call of Duty death matches, but Allen Pan decided to make gaming a […]

The Nespresso Shield logs your coffee consumption using a MKR Zero

Reading Time: < 1 minuteArduino Team — April 26th, 2021 How much coffee do you consume in a day? No idea? Then the Nespresso Shield by Steadman Thompson may be just what you need! The device employs an Arduino MKR Zero, and a microphone unit to sense when a Nespresso machine gets louder than a certain threshold. When this level […]

Arduino-controlled Rubik’s cube chandelier solves itself

Reading Time: 2 minutesArduino-controlled Rubik’s cube chandelier solves itself Arduino Team — April 25th, 2021 Rubik’s cubes have been mystifying and frustrating people for more than 40 years now. According to Forbes, 450 million Rubik’s cubes had been sold by 2020. But based on our very scientific estimates, only a small fraction of those have been solved. To […]

This DIY Bluetooth speaker’s magical ferrofluid display reacts to the music

Reading Time: 2 minutesThis DIY Bluetooth speaker’s magical ferrofluid display reacts to the music Arduino Team — April 23rd, 2021 Ferrofluid is a special kind of liquid full of ferromagnetic particles, so it reacts to magnetic fields. Dakd Jung built a beautiful Bluetooth speaker that features a ferrofluid display driven by an Arduino. This Bluetooth speaker has a […]

Sense the future of smart agriculture with Arduino Edge Control

Reading Time: 2 minutesArduino Team — April 22nd, 2021 The Arduino Pro lineup continues to grow with the introduction of the new Arduino Edge Control. This is a remote monitoring and control solution optimized for outdoor environments. Easy deployment makes it suitable for smart agriculture, precision farming, and other intelligent control applications in remote locations. [youtube https://www.youtube.com/watch?v=n2a0rVx3-5k?feature=oembed&w=500&h=281] Featuring […]

Bringing Snake to your coffee table

Reading Time: 2 minutesArduino Team — April 21st, 2021 Snake is a classic game — more a genre of games — that dates all the way back to 1976 with the release of the Blockade arcade game. Many consoles and devices have received variations of Snake, putting it in the same league as Tetris and block breakers. Now Ty and Gig Builds have used […]

This Arduino-controlled ball launcher lets your pup play fetch for hours

Reading Time: 2 minutesArduino Team — April 21st, 2021 Many dog breeds require a lot of exercise and mental stimulation to be healthy and happy, but not many of us want to spend our time endlessly throwing a tennis ball. That’s why Connor Benson used an Arduino Nano to build an automatic ball launcher that is capable of […]

Building a better battery analyzer with Arduino

Reading Time: 2 minutesArduino Team — April 19th, 2021 Your favorite device has just run out of juice, so you quickly take off the cover and reach into that old stash of alkaline batteries you have lying around. After trying countless combinations, you still cannot be sure they’re working properly, as each one has been slightly used. If […]

It’s easier than ever to add two-way communication to Arduino devices

Reading Time: 2 minutesArduino Team — April 19th, 2021 There’s a brand new device-to-device communication feature available now in the Arduino IoT Cloud. It’s something we’ve been working on for a long time. So we’re excited to see how it’ll add a whole new connected dimension to your Arduino projects. What is “device-to-device” communication? Internally we’ve been looking […]

Customizable artificial intelligence and gesture recognition

Reading Time: 2 minutesArduino Team — April 15th, 2021 In many respects we think of artificial intelligence as being all encompassing. One AI will do any task we ask of it. But in reality, even when AI reaches the advanced levels we envision, it won’t automatically be able to do everything. The Fraunhofer Institute for Microelectronic Circuits and […]

A splendid steampunk tea maker

Reading Time: 2 minutesArduino Team — April 14th, 2021 Prolific project maker and Arduino lover Alain Mauer has made a rather splendid tea maker project with a steampunk twist. Despite Mauer being based in Luxemburg, we’d have to say this feels like a very British Arduino application. Crumpets or Battenburg, anyone? Putting the “Tea” in “Steampunk” The Tea […]

The Arduino Forum is now completely renovated (and it’s so nice)

Reading Time: 3 minutesArduino Team — April 13th, 2021 It was a long Monday with the Arduino forum closed for maintenance, wasn’t it? Many people had to hold back their Arduino-related questions for an entire day… panic! But before getting mad at us, read on and you’ll understand it was for an extremely good cause. 😉 We migrated […]

Finger Bend is a DIY textile flex sensor

Reading Time: < 1 minuteArduino Team — April 13th, 2021 You can turn on an LED with a button or switch, but what about by bending your finger? Willpower Studios’ textile flex sensor, dubbed Finger Bend, presents a method for such an interface. Inside the custom sleeve is a piece of piezoresistive stretch fabric, which is attached by copper […]

This auto-adjusting PVC system lifts hand sanitizer to the perfect height

Reading Time: < 1 minuteArduino Team — April 12th, 2021 You’ve probably seen hand sanitizer stations popping up all over the place. While this seems to be a good thing, if you’re not exactly average height-wise, it’s likely they weren’t exactly designed for you. As a way to help both tall and short, and especially kids whose height varies […]

LOPES helps prioritize your tasks with LEDs

Reading Time: < 1 minuteArduino Team — April 12th, 2021 As spotted on Reddit, the Light Based Optical Productivity Enhancement System (LOPES) is an Arduino Nano Every-powered device that lights up depending on the tasks that you have left to complete. The Nano takes input from five copper touch sensor plates on the top, which enable you to add […]

April 12th: Scheduled maintenance planned for the Arduino website

Reading Time: 2 minutesApril 12th: Scheduled maintenance planned for the Arduino website Arduino Team — April 9th, 2021 Don’t worry if you’re unable to access certain areas of the Arduino website next Monday (April 12th). We’re carrying out some scheduled maintenance to bring you a few exciting new features. Primarily we’re updating the forum platform. This is a […]

Test your Arduino projects with GitHub Actions

Reading Time: 6 minutesThis article was written by Per Tillisch from the Arduino Tooling Team. The Arduino team created some tools that make it easy to automate a check for whether your Arduino sketches compile. Used with GitHub Actions, the tools allow anyone to set up a simple “smoke test” on every commit and pull request made to […]

Eyecam is a creepy webcam shaped like a human eye

Reading Time: < 1 minuteArduino Team — April 8th, 2021 How much of what you did today has been monitored and recorded? If you don’t know, or haven’t considered it, then this anthropomorphic webcam by researchers at Saarland University in Germany might just start up that mental conversation. That’s because their Eyecam is always watching. The device looks like […]