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Solar Could Beat Coal to Become the Cheapest Power on Earth

“Solar power is now cheaper than coal in some parts of the world. In less than a decade, it’s likely to be the lowest-cost option almost everywhere. In 2016, countries from Chile to the United Arab Emirates broke records …

Tertiarm - 3d printed robot arm

“This is a 3D printed robot arm based on Ikea Tertial lamp. I use lamp because it has very good kinematic with using springs to unload servos. I cut all beam, but you can use any length. It has 5 …

Toyota Concept-i Makes the Future of Mobility Human

“Imagine if the vehicles of the future were friendly, and focused on you. That’s the vision behind Toyota’s Concept-i. Announced today at the 2017 Consumer Electronics Show in Las Vegas, the groundbreaking concept vehicle demonstrates Toyota’s view …

Turn An Old Cell Phone Into A Smartwatch

“Smartphones are an integral part of our everyday lives, but remember when they were not so smart? Those golden days when push-button monochrome LCD screened phones did little more than call? I’m sure a lot of us still have …

Wide range of Hygrometers: DHT22, AM2302, AM2320, AM2321, SHT71, HTU21D, Si7021, BME280

“Previous experiments looked at comparing a set of six Aosong DHT22/AM2302 and compared the Aosong DHT22/AM2302 with the Aosong DHT11 and Sensirion SHT71. Here I have added five new devices meaning this test now covers most commonly available …

Capturing the energy of slow motion

“A new concept in energy harvesting could capture energy that is currently mostly wasted due to its characteristic low frequency and use it to power next-generation electronic devices. In a project funded by electronics giant Samsung, a team of Penn …

ATtiny85 Robot Insect

“The intention is to build an as simple as possible yet beautiful robot insect, and then apply it to their own choice, as a swarm insect or equipped with an IR sensor or color sensor …….. I would like to see …

Automated Resistor Sorter with GUI

“Our project is a resistor sorter that allows users to input multiple resistors, measure their resistance, and sort them into predefined bins or return them to the user. For a video of our sorter, please see our Project Demo. From …

Brain activity is too complicated for humans to decipher. Machines can decode it for us

“Over the past several years, Jack Gallant’s neuroscience lab has produced a string of papers that sound absurd. In 2011, the lab showed it was possible to recreate movie clips just from observing the brain activity of people watching …

Breathalyzer in Arduino

“This is DIY for a breathalyzer device, for its implementation will be used the Arduino development platform, a microcontroller that provides a large amount of study material, due to its popularity in academic world. An alcohol sensor will be used …