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ESP32-Based AI Fridge Magnet Takes Your Handwritten Shopping List Maker Jack Of All Tech built a fridge magnet powered by AI that could read a handwritten note to update the shopping list on a smartphone. The idea was to have a device on his refrigerator that would let him write stuff, get it recognized using AI, and send that information to a phone using an API call. The maker sifted through various hardware options before finally settling on a 2.8”… |
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DIY Underwater Jetpack: Shark vs 100 kg of Thrust Makers at the YouTube channel CPSdrone took on the challenge of trying to outswim a hungry shark. They pictured getting on the Aquadart 770 Extreme, which is supposed to go at a maximum speed of 25 km/h and saw themselves becoming lunch. On a mission to outperform this underwater sea scooter, they started with thrust testing motors in a water tank in their workshop. They tried the… |
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HackStar, A USB Ethical Hacking Tool Capable of HID Emulation Remotely Creator Hathey Mash has launched a Kickstarter campaign for HackStar, described as an advanced ethical hacking tool. It is capable of acting like a USB HID device, meaning it can send keystrokes (mimicking human patterns) and also control the mouse. Through languages including Python, C, C++, and MicroPython, one can program it to execute custom scripts, including payloads for automated… |
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XPENG’s Next-Gen IRON Humanoid Needed to Prove It Wasn’t Human XPENG’s latest iteration of IRON was showcased at XPENG’s AI Day on the 5th of November 2025. It’s made quite an impression with its catwalk, impressing some viewers and causing suspicion among others. It reached a level of anthropomorphism where people were genuinely confused if it was an actual humanoid or if there was a human inside a synthetic outfit doing the walking. The online buzz was… |
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CircuitDigest’s Smart Home & Wearables Project Contest 2025 Is Now Open CircuitDigest’s Smart Home & Wearables Project Contest 2025, sponsored by DigiKey, is now live. The theme of this year’s contest is easy to infer from the title. We are shifting the focus from last year’s well-received IoT and Edge AI Design Contest to projects that transform everyday living with intelligence, safety, and connectivity. Engineers, makers, students, and… |
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wafer.space, Silicon Fabrication Made Accessible Through Pooling Acquiring custom chips usually means dealing with complex negotiations and a large minimum order requirement. wafer.space is a pooled fabrication solution to that. You submit your design through an automated system and, in return, get 1000 identical bare dies or chip-on-board (COB) assemblies (each bonded to a small PCB). The area to design your chip is standard, a slot measuring 3.88 mm × 5.… |
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Fronted by Rohit Sharma, electronica India & productronica India 2025 Showcases India’s Electronics Presence electronica India and productronica India will take place this September, from the 17th to the 19th. The event will take place at the Bangalore International Exhibition Centre (BIEC) with Rohit Sharma fronting the campaign to reflect ‘India’s spirit of innovation, teamwork, and emerging global leadership in electronics.’ This plays on the theme, “India’s Powerplay in Electronics.” … |
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Open-Source ESP32 Hexapod Robot That Sees, Talks, and Fights Educational robotics company Hiwonder has released miniHexa, an AI hexapod robot based on an ESP32 with Arduino programming support. Its physical prowess comes from its 18 individual servo motors that enable realistic hexapod locomotion and complex maneuvers. It can strafe in any direction without needing to turn around through the use of inverse kinematics algorithms. The bot can be… |
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DigiKey Announces Back to School Giveaway for Free Electronics Tools DigiKey has announced its Back to School Giveaway, and it’s open for submissions from August 26th to October 24th, 2025. The winners' announcement is expected around the 15th of November. This is a giveaway that happens every year, and the company sees this as a way to help students bring their creative engineering ideas to life. The entry eligibility is for you to be a student with a… |
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Mouser Talks Tech Features FIRST Founder Dean Kamen Mouser Electronics, Inc.’s most recent Mouser Talks Tech video episode features an interview with Dean Kamen, the founder of FIRST®. The interview was recorded in Houston during the 2025 FIRST Championship, where Mouser served as the registration sponsor. The interview centers on how much of an influence FIRST has had on students and the support it has offered towards growth in science,… |
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Wi-Fi Localization Tool Pi-RTCSI Runs Self-Contained on Raspberry Pi In a YouTube video, Fangzhan Shi introduced Pi-RTCSI, a self-contained Wi-Fi sensing tool designed for Raspberry Pi CM4 and Raspberry Pi 4B. It’s built using the Nexmon framework and makes use of Round Trip Channel State Information (RTCSI) to achieve phase-accurate localization. It comes ready to use as an SD card image, eliminating any need for environment configuration or compilation. … |
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Marvel Asked and a Creator Delivered a Working H.E.R.B.I.E. Built in Seven Days Marvel asked content creator Frank to build a working replica of H.E.R.B.I.E., the robotic assistant from The Fantastic Four: First Steps, for the film's blue carpet premiere. With only seven days of time and help from engineer Danny, Frank built a fully animatronic H.E.R.B.I.E. using custom 3D models and off-the-shelf components. A two-wheeled balancing robot called Diablo was used as… |
