article thumbnail

A DIY Calorie Counter More Accurate Than a Smartphone

Cars That Think

We plan to validate the data using the gold standard technique of so-called doubly labeled water , which lets us track energy expenditures on this kind of timescale very accurately. A subject drinks water containing deuterium and oxygen-18.

DIY 99
article thumbnail

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. While our boats were in international waters , Sweden ha s oversight of the airspace above that part of the Baltic Sea.) Even more important, it came back down in one piece.

DIY 139
article thumbnail

EV extravaganza at Noosa Expo

EV Central

Queensland University of Technology’s electric open-wheeler race car Tesla Model 3 with tow-bar mounted bike carrier Tesla Model 3 with tow-bar mounted bike carrier Importer BLK Auto’s JAC N55 EV electric truck with 200km range King Long full electric high floor bus with up to 57 seats and up to 350km electric range King Long full electric (..)

article thumbnail

Looking to get in a hybrid for cheap? Used Toyota Prius 1.5 HSD 2004-2009 Review

Green Car Congress

There are also videos on Youtube where people change the pack the DIY way or the individual modules, but be aware to only buy individual modules from a trusted source. Sometimes the engine water pump might leak. The first sign of a leaking water pump is the absence of hot air when heating the cabin in cold temperature.

2004 409
article thumbnail

A Practical Car Care Guide for Your College Car

Clean Fleet Report

DIY Car Maintenance Doing simple maintenance tasks on your own can save you money and help you better understand your vehicle. You could think about including things such as water in bottles, food that won’t go bad, cozy blankets and a charger for your phone that you can carry around. Replacing Windshield Wipers. Emergency Kit.

Cars 75
article thumbnail

Search for Buried Treasure With This DIY Magnetometer

Cars That Think

I’ve not used my DIY magnetometer to search for any submarines or alien monoliths, but I did test it using a steel hammer, which affects the readings in an obvious way when placed within about a meter of the sensor board. This article appears in the May 2022 print issue as “A DIY Magnetometer.”.

DIY 98
article thumbnail

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 137