Monthly Archives: September 2015

Metal Wheels for Cheap Robots #makereducation

We love this money saving hack! Tutorial via JayWeeks on instructables. Especially useful for educators on a budget Whaaaaat? Another Cheap Robots tutorial? That’s right I’m back! And I’ve got an idea that I think you kiddies are really going … Continue reading

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How to use a Force Sensitive Resistor #makereducation

Great educational tutorial via codebender_cc on instructables. In this tutorial you will learn how to use an FSR – Force Sensitive Resistor with Arduino to fade an LED. This sensor is a variable resistor just like a photocell or flex … Continue reading

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MacArthur Genius Grant Winner Makes Waste a Resource

Environmental engineer Kartik Chandran of Columbia University won a MacArthur Fellowship for his work on extracting nutrients and energy from wastewater and sewage.   — Read more on ScientificAmerican.com from Scientific American: Technology http://ift.tt/1L2R5X7 via IFTTT

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Charge Two Gadgets at Once With the Power of the Sun

Whether you spend a lot of time outdoors, or you just want to be prepared for an emergency, this 14W Anker solar panel can charge two USB gadgets at once using the power of the sun. $40 is the lowest … Continue reading

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Drill bit sharpener #3DThursday #3DPrinting

mgx shares: I’ve researched dozens of existing approaches to drill bit sharpening but did not find one that I like. I like simple and utilitarian designs. This is one of those: a one-piece guide for sharpening drill bits on a … Continue reading

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Mid-Priced Hardware Gets Serious About Software Defined Radio

Regular Hackaday readers are used to seeing the hacks that use a cheap USB TV dongle as a software defined radio (SDR). There’s plenty of software that will work with them including the excellent GNU Radio software. However, the hardware is pretty bare-bones. … Continue reading

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Oculus Connect 2 Day One: Revisiting Lucky, Henry and Oculus Touch

Oculus’ annual developer conference is underway, and before the company tells us what’s new tomorrow, it’s giving us all a refresher course on some demos we’ve seen before. We have a few thoughts after Day One of Oculus Connect 2. … Continue reading

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