Thermoelectric Generator: How to Build One

A thermoelectric generator is a semiconductor device that transforms the heat difference between its two layers into electricity. It belongs to a class of materials called...

A Different Way of Having Turkey for Thanksgiving

So what’s Thanksgiving without the turkey?  I guess that vegans are missing out on the fun, or then again maybe not.  And we’re not...

Twelve Year-Old Shubham Banerjee Makes Fully Functioning Braille Printer From LEGO

It is fascinating what youngsters can come up with in their spare time. Leaving aside those, who find a million different ways to make...

An Algae Bioreactor DIY Tutorial

The production of biofuels from an algae bioreactor is a hot topic, if you're interested in biofuels, alternative energy and you're a green DIYer. As we...

New Technology Charges Our Gadgets While We Walk

With every new smart phone, or cool portable technology that comes along, the need for having a wireless charger at our disposal at all...

ThyssenKrupp’s New Greener Elevators Produce and Save Energy

40 percent of the energy used by the US economy goes in buildings. $400 billion per year. These are the numbers provided by the...

Electron-eating Bacteria Open Up New Possibilities For Electricity Generation

Geobacter and Shewanella bacteria have become popular over the past decade not only because of their food source- naked electrons, but also because they have incredible...

Apis Cor 3D Printer Can Build House, Only Uses 8kW of Energy

3D printing is taking off in a big way, and will soon be the foundation of manufacturing, medicine and home repair. One industry that...

Hydrophobic Coating Inspired by Water Ferns Could Make Ships Consume 10 Percent Less

Water ferns have tiny hairs that are superhydrophobic. Their properties, if applied in real life conditions to a sail boat, for example, could lead to a reduction of up to 10 percent of the boat's fuel consumption by reducing friction.
Solar-Powered Desalination technology. Image (c): USAID

MIT’s New Solar-Powered Desalination Tech Wins USAID Award

A new solar-powered desalination technology called “photovoltaic-powered electrodialysis reversal system”, which had been developed by the MIT, has won the top $140,000 Desal prize...