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A DIY Calorie Counter More Accurate Than a Smartphone

Cars That Think

The answer is yes—and it's one you can build yourself with parts any maker can easily obtain. With all of this data we looked at building a fundamental relationship between the movement of the body (and thus the activity of the muscles burning calories) and the actual energy expended by the whole body.

DIY 100
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Building the Future of Smart Home Security

Cars That Think

As the demand for smart home security grows, it’s pertinent that the engineers who build the products and services that keep millions of customers safe continue to experiment with new technologies that could enhance overall security and accessibility. At SimpliSafe , an award-winning home security company based in Boston, Mass.,

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Can This DIY Rocket Program Send an Astronaut to Space?

Cars That Think

That successful mission in August 2018 was a huge step toward our goal of sending an amateur astronaut to the edge of space aboard one of our DIY rockets. We're now building the. While our boats were in international waters , Sweden ha s oversight of the airspace above that part of the Baltic Sea.) km to the east. Carsten Olsen.

DIY 138
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A Practical Car Care Guide for Your College Car

Clean Fleet Report

Furthermore, regular oil changes assist in maintaining the cleanliness of the engine by preventing the build-up of dirt and particles. DIY Car Maintenance Doing simple maintenance tasks on your own can save you money and help you better understand your vehicle. Replacing Windshield Wipers. Emergency Kit.

Cars 75
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Search for Buried Treasure With This DIY Magnetometer

Cars That Think

The notion of being led to a hidden object by virtue of the magnetic anomaly it creates must have really intrigued my 9-year-old self, because a decade after seeing that movie I decided to build a circuit to measure the strength of Earth’s magnetic field. This article appears in the May 2022 print issue as “A DIY Magnetometer.”.

DIY 98
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Energy Harvesting for Wearable Technology Steps Up

Cars That Think

Using built-in fuel cells, the device absorbed the lactate in the sweat and combined it with atmospheric oxygen to generate water and pyruvate. In the future, DIY may not even be necessary. Gao’s first e-skin, produced in April 2020 , was made of soft, flexible rubber, and it harnessed the patient’s sweat to power the device.

Energy 139
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How I turned a shipping container into a solar off-grid charging station with A/C

Baua Electric

Well, not really cheated, but I just went with a retail solar generator system instead of DIYing that part myself from à la carte components. I used pressure-treated 2x4s to build a pair of mounts for the solar panels, each of which would hold three 200W panels. To be fair, I cheated a bit.

Grid 52