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The MagPI 100

“The MagPi magazine is 100 issues young. Come with us and celebrate with this special edition of The MagPi magazine. Inside you’ll discover a 20-page feature celebrating 100 moments from Raspberry Pi history. Inside The MagPi magazine #100 Special …

Tinkercad Robotics for School: Evil Zipline Robot!

“Hello! My name is Mario. Welcome you to a new lesson of “Tinkercad Robotics for School”, where you can learn how to use Tinkercad to create simple and easy fun machines! Today’s challenge: we will create an Evil Zipline …

TinyML Keyword Detection for Controlling RGB Lights

“Train a TensorFlow model to recognize certain keywords and control an RGB light strip using an Arduino Nano 33 BLE Sense. The Premise Machine learning at the edge is extremely useful for creating devices that can accomplish “intelligent” tasks with …

Toshiba Develops World’s First Aqueous Lithium-ion Battery with Nonflammable Electrolyte

“Toshiba Corporation has developed a prototype aqueous rechargeable lithium-ion battery that points the way to realization of the world’s first aqueous large-capacity stationary storage battery that can operate at -30°C. Countering climate change and reducing greenhouse gas emissions …

Two Auto-OFF Timer Circuits || 555 IC or Transistor

“The Timer circuit turns ON when connection is given and turns OFF automatically after few seconds, depending on the value of Capacitor used in the circuit. Here, I will show you two different ways to make this circuit using : 1 …

World’s Slimmest NeoPixel LED Matrix

“This is a 8x8 WS2812b NeoPixel LED matrix that is completely flat surface and has the same 1.6mm height as a normal PCB. I always had this idea of what would have happened if we can put the components …

3D-printed glass enhances optical design flexibility

“Lawrence Livermore National Laboratory (LLNL) researchers have used multi-material 3D printing to create tailored gradient refractive index glass optics that could make for better military specialized eyewear and virtual reality goggles. The new technique could achieve a variety of conventional …

3D Printed Guitar That Lights Up As You Play

“Several years ago I built a CNC router with the express purpose of creating my own guitar. Unfortunately however, I never got around to it. Two years back I was getting into 3D printing in a big way and started …

3D printed silver implants help tackle infections

“An interdisciplinary team of researchers from the University of Wolverhampton and the University of Sussex are investigating the possibility of 3D printing patient-specific silver- based implants to reduce infection and antimicrobial resistance. Despite substantial advances in invasive surgery and aseptic …

4-20ma Generator/Tester Using Arduino

“4-20mA generators are available on ebay, but I for one love the DIY part of things and using parts I have laying around. I wanted to test our PLC’s analog inputs to verify our scada readings and to test …