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No Electronics! Build a Purely Mechanical DC Brushless Motor
Tutorials Colin 2026-05-27 17:13 225
No transistors, no Arduino, no ICs — just a brushless motor running on pure mechanics! 🧲⚙️ In this video, I’ll show you how to build a simple DC brushless motor driven by nothing but a mouse switch and a popsicle stick. Perfect for DIY enth...
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Terahertz Sensors Gain Global Momentum as Next-Generation Sensing Technology
Science Colin 2026-05-27 15:45 290
Summary:Terahertz sensors are emerging as a breakthrough technology for advanced imaging, non-destructive inspection, and future 6G communications. With growing investment from the United States, Europe, and Asia, the technology is rapidly ...
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3 Genius DIY Inventions for Emergency Situations – Super Practical & Easy to Make!
Tutorials Colin 2026-05-26 17:39 227
Make a 10,000V “paralysis ring” for self-defense, then build a super simple spot welder from a capacitor and relay, and finally craft a piston fire starter that’s hundreds of times more durable than a lighter ⚡🔧🔥 All projects are DIY-friend...
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2026 Could Be a Key Transition Year for Advanced EV Battery Technologies
Science Colin 2026-05-26 16:34 299
Summary:2026 could mark the beginning of a major shift in EV batteries, driven by silicon anodes, solid-state technology, ultra-fast charging, and new low-cost chemistries.For years, the EV battery conversation was dominated by Tesla and la...
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How a light switch explains the inside of a chip?
Tutorials Colin 2026-05-25 17:46 260
Close a switch → balls fall. Open it → they stop. That simple magnetic trick is actually the secret behind every chip in your phone.In this video, we break down the MOSFET – the tiny switch that powers modern electronics. From N-type and P-...
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Why are wafers round but chips square?
Tutorials Colin 2026-05-25 17:14 268
Ever wondered why silicon wafers come in perfect circles, yet the chips inside your phone or PC are all square? It’s not a design choice — it’s physics, engineering, and a little bit of clever waste management.In this video, we break down:H...
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Build a Simple Walking Robot from Tinplate | DIY Walking Robot
Tutorials Colin 2026-05-22 18:05 277
Watch me turn a piece of tinplate into a little walking robot! From drawing the blueprint to cutting, drilling, and assembling – this tiny bot takes its first steps. A bit of debugging and counterweight later, it's walking like a pro. T...
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Rotary Encoder Switch? Don’t Get the Code or How It Works? Let’s Tear It Down!
Tutorials Colin 2026-05-22 15:56 212
We tear one down to see exactly how its two switches create those clean, sequential pulses. Plus, a quick refresher on reading clockwise vs. counterclockwise signals with an oscilloscope. Perfect for embedded systems tinkerers and anyone cu...
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What is Resistance? How Do Resistors Work? And Why Do We Use Them?
Tutorials Colin 2026-05-21 17:12 234
What is a resistor, and how does it actually work? ⚡ In this video, we break down the basics of resistance and show you how resistors limit current to protect your electronic circuits. From the role of metal conductors to the inner structur...
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How to Turn a $0.7 Foam Toy into a FPV RC Glider – DIY Camera Plane!
Tutorials Colin 2026-05-20 17:09 260
Got a cheap foam airplane for kids? With just a few dollars worth of components (camera module, motor driver, 3D printed parts), you can transform it into a fully functional remote‑controlled glider with live camera feed! This step‑by‑step ...
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Teardown of a Robot Joint: How It Controls Rotation & Measures Angle
Tutorials Colin 2026-05-19 16:57 338
Ever wondered what's inside a robotic joint? In this video, we tear down a compact but heavy all-metal joint to see how it moves with precision.🔧 What we found:CAN bus communication + 32-bit MCUMOSFETs & gate driver for motor contro...
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How Solid State Transformers Are Powering the Future of AI and Renewable Energy
Science Colin 2026-05-19 11:58 244
Summary:Solid State Transformers (SST) are revolutionizing global AI data centers and renewable energy grids with high-efficiency, intelligent, bidirectional power conversion, becoming a cornerstone of future energy and digital infrastructu...
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