![]() | The Solar Powered RC Electric Lawn Mower
While spending too many hours during my childhood mowing the lawn, I always thought, "why don't we have a robot doing this for us?" This DIYer has made that wish come true. And not only has he created one, but he is releasing a series of... |
![]() | Incredible 3D Printing With Sunlight and Sand
We've shown you the power of the sun before, and here's another superb example. This 3D printing project demonstrates what you can do in the desert with just two materials: sand and sun. In the demo above, sunlight and sand are used to build... |
![]() | DIY "Solar Death Ray" using a Satellite Dish
We've seen an incredible solar mirror before which can melt steel in seconds. That one was expensive and built in a lab. This time, you can build your own by attaching thousands of mirrors to a parabolic satellite dish. The video claims it's... |
![]() | DIY PC Cooling with Crisp Winter Air
With cool winter air all around your home, why not funnel it into your PC to keep it cool? Simply hook a dryer duct through a window opening and attach a fan to feed in outside air. You will also need a Scotch-Brite filter to clean the... |
![]() | Harnessing the Power of the Sun
By now, you're well aware of the ways you can use the sun for your DIY Free Energy projects. Most of those projects involve using solar panels to collect the energy from the sun's rays but occasionally we see more unique projects involving sun... |
![]() | DIY Portable, Solar Powered Wi-Fi Repeater
With a Wi-Fi hotspot, you can remain connected to the cloud from anywhere. Even then, a Wi-Fi router needs electricity to operate. To cut this umbilical cord, you can power it with the help of the sun or the wind just like this portable, solar... |
![]() | DIY Hand-Crank Cellphone Charger
What would you do if your cell phone suddenly ran out of juice and there was no electrical outlet in sight? One, you could use normal AA batteries. Or two, you could wish that you had taken this DIY hand-crank cellphone charger more seriously.... |
![]() | How to Go Green this Winter with DIY Free Heating
This winter, say goodbye to excessive heating bills and hello to free heating. Whether you choose to build a personal heater, heat your electric car, or heat your entire home, we've got the projects for you
Free Heat Method #1: Heat your home... |
![]() | How to: Convert Plastic Back into Oil
This Japanese scientist engineered a way to convert common plastic trash back into the oil it was made from. The oil can then be further refined into diesel, kerosene, or gasoline. Perhaps if he figures out how to do this on a massive scale, we... |
![]() | Solar and Wind Powered Wi-Fi Repeater
It’s a no-brainer that you can live off the grid with the help of DIY free energy sources such as wind and solar. And as our How to: Run Your Gadgets on 100% Green Energy proved, you do not have to ditch your electronic devices either. So if... |















