13Jan 7
The Many Questions and Challenges with DIY Hydroelectric Generators https://hackaday.com/2026/01/06/the-many-questions-and-challenges-with-diy-hydroelectric-generators/
#Greenhacks #Electricalgenerator #Hydroelectric #Hydroelectricdam
The Many Questions And Challenges With DIY Hydroelectric Generators

The concept of building your own hydroelectric generator seems simple at face value: use gravity to impart as much force as possible onto a turbine, which spins a generator, thus generating electri…

Hackaday
13Jan 3
Liquid CO2 For Grid Scale Energy Storage Isn’t Just Hot Air https://hackaday.com/2026/01/02/liquid-co2-for-grid-scale-energy-storage-isnt-just-hot-air/
#Greenhacks #Co2 #Energystorage #Gridstorage #Phasechange
Liquid CO2 For Grid Scale Energy Storage Isn’t Just Hot Air

There’s folk wisdom in just about every culture that teaches about renewable energy — things like “make hay while the sun shines”. But as an industrial culture, we want to m…

Hackaday
13Jan 3
Adding Solar Power to an Electric Tractor https://hackaday.com/2026/01/02/adding-solar-power-to-an-electric-tractor/
#Greenhacks #Electricconversion #Electrictractor #Solarpower #Solarroof #Tractorconversion
Adding Solar Power To An Electric Tractor

In my country, we have a saying: the sun is a deadly lazer. Well, it’s not so much a folk saying as a meme, and not so much in one country as “the internet”. In any case, [LiamTro…

Hackaday
maxmoon 🌱Apr 9, 2025

Was kann man alles aus Tetrapaks machen? 🧃🔥

In den nächsten Wochen möchte ich mehrere Upcycling Projekte starten, wo es darum geht Tetrapak Verpackungen zu benutzen.

Habt ihr gute Ideen? Bis jetzt habe ich 6 Projekte auf der Liste und eine davon ist super heftig und so aufwendig, dass es sogar eine Woche dauern könnte bis ich es fertig habe.

https://www.youtube.com/shorts/UUJSMB7r4cc

#upcycling #diy #tetrapak #upcyclingfun #tetrapakchallenge #diydeutschland #kreativmitmüll #ideenwettbewerb #greenhacks #bastelchallenge

Tetrapak Upcycling Ideen 🔥 Was aus der Verpackung basteln? 🤔

YouTube
GeekProjects NewsSep 3, 2024
Mowing the Lawn With Lasers, For Science https://hackaday.com/2024/09/03/mowing-the-lawn-with-lasers-for-science/ #greenhacks #LaserHacks #diodelaser #lawnmower #laser
Mowing The Lawn With Lasers, For Science

Wouldn’t it be cool if you could cut the grass with lasers? Everyone knows that lasers are basically magic, and if you strap a diode laser or two to a lawn mower, it should slice through thos…

Hackaday
GeekProjects NewsSep 1, 2024
3D Printed Homes Are All the Hype, but What is Their Real Impact? https://hackaday.com/2024/09/01/3d-printed-homes-are-all-the-hype-but-what-is-their-real-impact/ #3dprintedhouse #greenhacks
3D Printed Homes Are All The Hype, But What Is Their Real Impact?

Additive manufacturing (AM) has been getting a lot of attention over the years, with its use in construction a recurring theme. Generally this brings to mind massive 3D printers that are carted to …

Hackaday
GeekProjects NewsSep 1, 2024
Swiss Researchers May Have Solved Hydrogen Storage https://hackaday.com/2024/09/01/swiss-researchers-may-have-solved-hydrogen-storage/ #hydronstorage #greenhacks #ironoxide #hydrogen
Swiss Researchers May Have Solved Hydrogen Storage

If you follow the world of clean energy, you will probably have read all about the so-called hydrogen future and the hydrogen economy. The gas can easily be made from water by electrolysis from gre…

Hackaday
GeekProjects NewsAug 15, 2024
Open Source Residential Energy Storage https://hackaday.com/2024/08/15/open-source-residential-energy-storage/ #appropriatetechnology #renewableenergy #iodinebattery #offgridhacks #scratchbuilt #flowbattery #Windturbine #zincbattery #greenhacks #3dprinting #windpower #diypower #freecad #offgrid #iodine #zinc
Open Source Residential Energy Storage

Battery news typically covers the latest, greatest laboratory or industry breakthroughs to push modern devices further and faster. Could you build your own flow battery stationary storage for home-…

Hackaday
GeekProjects NewsAug 15, 2024
Austraila’s Controlled Loads Are In Hot Water https://hackaday.com/2024/08/15/austrailas-controlled-loads-are-in-hot-water/ #Electricitymeter #controlledloads #powergeneration #controlledload #electricalgrid #CurrentEvents #solarenergy #greenhacks #smartmeter #solarpower #Australia #homesolar #Featured #victoria #meter #solar #News
Austraila’s Controlled Loads Are In Hot Water

Australian grids have long run a two-tiered pricing scheme for electricity. In many jurisdictions, regular electricity was charged at a certain rate. Meanwhile, you could get cheaper electricity fo…

Hackaday
GeekProjects NewsAug 5, 2024
The Ultimate Seed Vault Backup? How About the Moon https://hackaday.com/2024/08/04/the-ultimate-seed-vault-backup-how-about-the-moon/ #greenhacks #News
The Ultimate Seed Vault Backup? How About The Moon

A safe haven to preserve samples of biodiversity from climate change, habitat loss, natural disaster, and other threats is recognized as a worthwhile endeavor. Everyone knows good backup practice i…

Hackaday