Algae-based battery better than lithium-ion?

“Living Battery,” Better than Lithium-Ion?

Adam Freeman has created an algae-based “living battery,” but will it revolutionize rechargeable battery technology as we know it? In other words, could it...

Bicycles Disguised as Cars Promote Sustainable City Mobility Across Europe

There is no single driver, who can honestly say that they like being stuck in a traffic jam. Yet, so few of them would...

Quilo – An Innovative and Energy Efficient Evaporative Cooler Hits Market

Evaporative air coolers are a very good energy efficient alternative to classic, freon air conditioners. In fact, our own bodies are cooled by transpiration...

Graphite Foam Reduces Temperature of LEDs, Making Them Cheaper and Longer-Lasting

LED lights, yet not cutting edge idea for lighting, are in vogue nowadays, as they evolve by the year. Now, a group of researchers from Oak Ridge National Laboratory has discovered how to make LEDs last for longer and also lower their price.

Wanna Charge Your Smartphone – Sweat It!

Isn't it sad when your phone bonks on you?  Thanks to a new device you don't need to lug around a bunch of power...

Sugarcane-Based LEGO Christmas Trees

36,000 LEGO bricks are molded every minute. That’s a lot of plastic. But earlier this year, LEGO announced they start producing blocks made of...

Weird but Green: Donkeys Carry Solar Panels to Charge Shepherds’ Smartphones

To set the scene, currently Google and Facebook are arguing over who would own the technology that could one day provide wireless internet to...

Kenyan Teenager Builds a Human Poop Bio-reactor to Generate Biogas

Brilliant high school student designed a system that can generate clean energy using the content of his classmates' poop. What is more, this same energy...

Koomey's Law Predicts Computer Energy Efficiency Doubling Every 18 Months

If you remember, in August I published an article about a researcher from Stanford who had discovered that the electricity consumption of datacenters worldwide...

Solar Cells and LEDs Get an Extra Boost from Silicon

US scientists discovered the ability of a special form of silicon to both conduct electricity, and absorb and emit light. The unique property of...