Science

The latest DIY ideas, experiments and demonstrations in the science of space, medicine, health and energy.

High Voltage! Put Safety First During Your Tesla Coil Performance

High Voltage! Put Safety First During Your Tesla Coil Performance

Spark safely with these responsible Tesla coil tips from the pros

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Steve M. Potter

The Making of a Scientist/Maker/Teacher

I first met Dr. Steve M. Potter at Maker Faire Atlanta, which was then hosted by Georgia Tech, where he was a professor of neuroengineering. He describes this field as the intersection of brain science and technology. His life experience combines the curiosity that led him to study how learning happens in the brain, the […]

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Soldering With A Hand Tremor: The Camera Gimbal Hack

Soldering With A Hand Tremor: The Camera Gimbal Hack

Jonathan Gleich has developed a bit of a hand tremor, which makes soldering quite difficult. If you’ve ever tried soldering anything more complex than a through hole resistor, you’ll know that even a the normal shakiness of a hand can really be a road block to getting things done. Jonathan, being the industrious maker that […]

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The What, How and Why of CO2 Monitoring

The What, How and Why of CO2 Monitoring

Guido Burger is the CO2 Tech Guru. He has been working on all aspects of CO2 devices used indoors to give feedback on room ventilation. Last year, he wrote the cover story, CO2 Traffic Light, for Make: Germany and since then he’s continued improving the device. In this video, he explains why monitoring CO2 is important and shows us the components of a CO2 device and guides us through the hardware and software build.

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Plan CO2 — A Thing or Two About Monitoring CO2

Plan CO2 — A Thing or Two About Monitoring CO2

Tim Dye of TD Environmental Services is a leading expert in air quality sensors. He knows a thing or two about CO2. When I first started thinking about how we might use CO2 to measure the proper ventilation of indoor spaces, I thought of Tim and his work on air quality monitors.

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Plan CO2: Making A Public Display

Plan CO2: Making A Public Display

When I saw the big emoji (old school – smiley) on Carter Nelson’s RGB Matrix Portal Room CO2 Monitor project on Adafruit, I knew he was on to something. I wished that I would begin seeing more such displays in places like restaurants and shops, not to mention school classrooms, offices and makerspaces in the coming months. In Carter’s Adafruit project, the CO2 monitoring device presents a concise public-health message.

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Reuse Hollow-core Doors To Make Plywood and More

Reuse Hollow-core Doors To Make Plywood and More

Reusing isn’t new, but items deliberately made from reclaimed materials have become statement pieces. The “upcycling” movement and rising interest in eco-conscious wares has given value to the valueless. Decrepit and dangerous barns once left to decompose are now painstakingly picked for profit. Even shipping pallets have earned a place as sought-after sources of wood. […]

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