Matt Varian

Links

• https://www.youtube.com/watch?v=rf-efIZI_Dg This is a super interesting technology of moving liquid around using nothing but electricity
• https://hackaday.com/2025/07/12/wire-like-a-pro-peeking-into-wire-harness-mastery/ Wire harnessing is a very deep topic that isn’t super well covered but this is an incredible resource that goes deep into lessons learned in making these harnesses.
• https://youtu.be/k2FP-T6S1x0?si=PJdrpLWz8NsESN3b This one is a bit complex, it goes over Tensors which are a bit of a hard concept to wrap your mind around, but he does a great job breaking down something that would be really hard to learn in a one sitting
• https://hackaday.com/2025/07/13/from-leash-to-locomotion-cara-the-robotic-dog/ This is a neat dog that uses rope in a cleaver way to create capstan drives.
• https://cadenkraft.com/ironless-cycloidal-planetary-actuator/ Motor actuators are a combination motor and transmission used to produce more torque and control than a simple motor can provide, this is an great project of someone making their own with some pretty incredible results.
• https://www.youtube.com/watch?v=RVETCyR-CoM This is a cool take on a detonation engine, if you’ve never seen det engines before certainly worth watch he does a good job explaining what’s going on inside as it works.
• https://www.youtube.com/watch?v=0wGBpgIrd9M Event based cameras are super interesting, although a bit tough to wrap your mind around at first this video does a great job explaining a technology that I’m sure we’ll see more of in the future.
• https://qr.blinry.org/ Ever wonder what data is being represented in a QR code? This is a walk though on how to read one without a computer, although it’s not quick/easy to do but at the very least gives you an idea of some of the cleaver things going on in a QR code.

Cool historical fact

• https://en.wikipedia.org/wiki/Project_HARP Out at YPG where we are alot there is one of the HARP guns which is an interesting cannon, back in the 60’s it was used for research into re-entry vehicles, they would launch a roughly 1,000lb shell nearly 100miles into the air to study it. If you find yourself at YPG worth stopping by and seeing this cool historical howitzer.