How to Produce Hydrogen From an Aluminum Soda Can and Water

Here's how you can produce hydrogen to power cars, homes, or even toys. Hydrogen is the cleanest energy carrier in the universe, and is...

10 Ideas to Generate Green Energy

We keep publishing stories on how to generate renewable energy, which tell us about investments worth millions. Scientific research, energy companies as well as governmental...
fresnel lens frame

Solar Concentrator DIY – How to Build an $8 Fresnel Lens from Old TV

A solar concentrator DIY can seem like the easiest thing in the world - if someone else is doing the hard work. A guy who calls himself "Grant...

Solar Stirling Engine Efficiency Records Broken by Ripasso Energy

Solar Stirling engine efficiency has been topped this year by Ripasso Energy, a solar technology company based in Sweden. They have designed a Solar stirling...
Audi R8 E-Tron Finally Back on Track

Thanks to Improved Lithium-Ion Battery Tech, is the Audi R8 E-Tron Back on Track?

Electric vehicles, to some automakers, are more financial trouble than they're worth, which has left cars like the Toyota RAV4 EV and Audi R8...

A Step Ahead For Zinc Oxide Piezoelectrics: Over 20 Times Power Improvement

Piezoelectrics are a class of materials that, if applied a mechanical force, exert an electric current on the sides. You may already have knowledge about this, but researchers are studying how to take piezoelectric materials to the next step.

Spin This “Free Electric” Pedal-Powered Device for 1hr and Get 24h of Free Electricity

Did you know that almost half of the world's population do not have access to a reliable supply of energy, with many having no...

Hydrogen Fuel Cell Flying Car Reaches 400 Miles of Range

Massachusetts startup Alaka’i has designed a flying car that the company touts as the “first air mobility vehicle powered by hydrogen fuel cells”. On...

DIY: How to Make a Solar Cell at Home From Readily Available Stuff and…...

A very neat experiment that anyone with some skills can do in the garage or kitchen is creating a solar cell out of blackberry juice and titanium dioxide (and several other components).

New Molten-air Battery Has the Highest Storage Capacity Ever Seen

Researchers from George Washington University showed off with a "molten-air battery", which not only has the highest capacity among all other energy storage devices,...