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3D Printed Arduino Halloween Décor

“In this Spooktacular video I am going to create an Arduino based 3D printed Halloween Décor. It’s super easy, fun and spooky. When the full moon is shining and the wolves are howling, it’s time for Halloween’s …

A new way to integrate data with physical objects

“StructCode, developed by MIT CSAIL researchers, encodes machine-readable data in laser-cut objects by modifying their fabrication features. To get a sense of what StructCode is all about, says Mustafa Doğa Doğan, think of Superman. Not the “faster than a speeding …

A step on the way to solid-state batteries

“A lithium ceramic could act as a solid electrolyte in a more powerful and cost-efficient generation of rechargeable lithium-ion batteries. The challenge is to find a production method that works without sintering at high temperatures. In the journal Angewandte Chemie …

Advanced Cyber Security and Education Device - SUPERIOR BOY

“Superior Boy is Cybersecurity, education, and research in one advanced device. Everything a mobile cybersecurity pro needs. Superior Boy, combining the power of RP2040 and ESP32 microcontrollers, encompasses all the hardware and features that a cybersecurity expert would need on …

Bright flash leads astronomers to a heavy-metal factory 900 million light years away

“Using multiple observatories, astronomers directly detect tellurium in two merging neutron stars. An extraordinary burst of high-energy light in the sky has pointed astronomers to a pair of metal-forging neutron stars 900 million light years from Earth. In a study …

Build an Outdoor Rover: Simple, Useful and Affordable

“Build a weatherproof outdoor rover for less than $500 with a Raspberry Pi and Viam. Approaching robotics can be daunting. Many of us who have tried have ended up with empty wallets, life to catch up on, and spare parts …

Cathode active materials for lithium-ion batteries could be produced at low temperatures

“Layered lithium cobalt oxide, a key component of lithium-ion batteries, has been synthesized at temperatures as low as 300°C and durations as short as 30 minutes. Lithium ion batteries (LIB) are the most commonly used type of battery in …

Digital Weighing Scale With Improved Visibility and Battery Life Extension Timer

“Common commercial bathroom scales allow a long battery life thanks to the use of low-consumption displays (typically LCD without backlight) which, however, in low light conditions are not easily readable. My idea was to build a load cell based scale …

DIY Advanced Arduino Colloidal Silver Generator

“How to make an advanced colloidal silver device with Arduino, which has all the features of such commercial devices. A colloidal silver generator is a device used to produce suspension of tiny silver particles in a liquid, typically water. Colloidal …

DIY IoT Electronic Shelf Label With Google Firebase

“An electronic shelf label (ESL) is a type of price tag. The one that enables you to easily set and update the product name, pricing, product description, etc. The ESL that I’ve developed enables you to showcase up to …