In this insightful and educational video, learn how to make a mini generator 220v using a DC motor. This step-by-step guide ...

The laws of thermodynamics don’t allow us to get something out of nothing. Whenever you spend energy, you have waste, more often than not as heat. Trying to “recycle” some of that heat has been a goal ...

It may be tiny, but a new microgenerator developed at Georgia Tech can now produce enough power to run a small electronic device, like a cell phone, and may soon be able to power a laptop. The ...

Where freshwater meets saltwater, Aleksandra Radenovic sees a wold of untapped renewable energy. Radenovic is a nanoscientist at the Swiss Federal Institute of Technology, and today she published the ...

If you need to keep your devices charged out and about, this might be the gadget for you. The Mini Kin Green Power Generator is a small wind generator with a rechargeable battery pack that you can ...

So, I want to make a small hand-operated electric generator with my kids just to kind of show them how this kind of thing works. I understand the basics, but there are some things I want to do that I ...

Although ozone is used to disinfect water in settings such as treatment plants, the required equipment is typically too large for use in small appliances like water coolers. A new miniaturized ozone ...

Some cancers, such as pancreatic and cervical cancers, are notoriously hypoxic, which means they contain low oxygen levels. Because radiation therapy needs oxygen to be effective, hypoxic areas of a ...

[Jordi] made this awesome looking mini amplifier which has a rather unusual feature. He’s calling it the Bizarre Mini Amplifier because it also has a white noise generator built right into it! Bizarre ...

Wind power is an exciting and efficient method for generating sustainable energy. But while most of us aren’t going to be getting personal wind turbines anytime soon, a small device developed by ...

In this DIY tutorial, learn how to create your very own mini generator 220v at home using a basic DC motor. Perfect for ...