Remove Cheap Remove IDEA Remove Universal Remove Waste
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IoT-ize Your Old Gadgets With a Mechanical Hijacking Device

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Or, that was the idea, anyway. KAIST/Korea Polytechnic University The paper doesn't directly address the cost of the MHD, and with three motors and some other electronics in it, it's not likely to be super cheap. But doing so is wasteful, whereas the MHD potentially gives a smart new life to many old things.

DIY 138
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We’re the New Renewables

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Bettmann/Getty Images You, the Power Source The incandescent lightbulb, in addition to being a world-changing invention, is the prototypical example of something that wastes a lot of energy, giving it off as heat instead of light. Our bodies slough off a ton of heat too.

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Wireless Heater Made From a Leaf Skeleton Is Fully Biodegradable

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We’ve gotten very, very good at making things that are cheap and durable. Among them: Our society generates massive amounts of waste that is going to remain in landfills for a long time. Unfortunately, there are some deleterious side effects.

Waste 71
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Heating Buildings With Solar Energy Stored in Sand

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Their journey began with a question posed by its founders, Tommi Eronen and Markku Ylönen, when they were university classmates: “Is it possible to build an energy-self-sufficient and cost-effective hippie commune for engineers using only solar power?” Sand is efficient, nontoxic, portable, and cheap!”. “We Eronen says, laughing.

Store 89
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Cheap Sensors for Smarter Farmers

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One of the benefits of using print electronics is being able to mass-produce at a low cost, says Gregory Whiting at the University of Colorado, Boulder, one of the principal investigators of the team working on the sensors. With the new, cheap sensors, farmers will be able to collect data on their farms without worrying about the variability.

Cheap 145
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Stopping Infection Outbreaks with AI and Big Data

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Doctors at UPMC, the University of Pittsburgh Medical Center, have developed a new method that uses three distinct, relatively new, technologies, whole genome sequencing surveillance, and machine learning, and electronic health records to identify undetected outbreaks and their transmission routes. And it was a great waste of time.

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How a Parachute Accident Helped Jump-start Augmented Reality

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The project began in 1991, when I pitched the effort as part of my doctoral research at Stanford University. Back then, I was a graduate student at Stanford University and a part-time researcher at. Adjusted for inflation, they cost about US $8,000 and weren’t even a thousandth as fast as a cheap gaming computer today.

Parts 139