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Digitizing chemistry with a smart stir bar

“Miniaturized computer systems and wireless technology are offering scientists new ways to keep tabs on reactions without the need for larger, cumbersome equipment. In a proof-of-concept study in ACS Sensors, researchers describe an inexpensive new device that functions like a …

Displaying smooth-scrolling text on old character LCDs

“Character LCDs have been around for a long time. These displays contain a number of discinct blocks—each capable of displaying a single character—so displaying scrolling text would traditionally involve just shifting characters left one block at a time …

DIY Arduino Multifunction Energy Meter

“In this Instructable, I will show you how to make an Arduino based Multifunction Energy Meter. This little Meter is a very useful device that displays important information on electrical parameters. The device can measure 6 useful electrical parameters: Voltage …

DIY Professional Grade Welding Table (with FREE Plans)

“I always wanted to have a professional welding table. But the commercial ones cost couple of thousand dollars which is way too much for hobby use. So I have designed my own version which is very similar to the commercial …

Embedded Meets the Internet: Build Your Own Air Quality Meter

“I’m bored. I’m sure you are too. I’m personally very thankful that I can still work through this strange period - but there are still hours in the day to fill. I wanted a personal project, so I …

Engineering Researchers Develop New Camera System to See Around Corners

“Breakthrough could lead to technologies that help cars avoid hidden obstacles and doctors see better detail A UCLA engineering professor and two colleagues in Japan have developed a new camera that can see around corners. The camera takes advantage of …

Enigma code-breaking machine rebuilt at Cambridge

“Cambridge Engineering alumnus Hal Evans has built a fully-functioning replica of a 1930s Polish cyclometer – an electromechanical cryptologic device that was designed to assist in the decryption of German Enigma ciphertext. The replica currently resides in King’s College, Cambridge …

ESP8266 WiFi People Counter

“With this project you can track and count people near a defined zone using the WiFi capabilities of the ESP8266 microcontroller. Story With ESP8266 WiFi people counter project you can track and count people near a defined zone using the …

For Mars, Hope (and a little Perseverance, too) shines in UAE’s ‘Apollo moment’

“The United Arab Emirates is on its way to Mars, claiming the title of first Arab country to launch an interplanetary mission, which it designed and built in just six years and dubbed Hope. The Hope Mars orbiter launched toward …

HackSpace magazine #33

“Nature is the ultimate maker, and this issue we’re looking at hacks that work with the natural world whether that’s to study it, help protect it, or just generally take in its beauty. Discover an Arduino-compatible watch Find …