green tech

Purdue Solar Racing team’s entry gets 2,200mpg

Purdue Solar Racing team’s entry gets 2,200mpg

Solar power is an awesome thing. If we can harness all the free energy that comes from the sun efficiently, we will have an unlimited supply of free energy that can be used for all sorts of things from powering our gadgets to running the AC system in our homes. Even Google is getting into the solar power business. One of the more interesting things that solar power is being used for is to power experimental cars. The Purdue Solar Racing team has unveiled its special racing car and the thing is very impressive.

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Apple’s eco-cred slated in Greenpeace data center report

Apple’s eco-cred slated in Greenpeace data center report

Apple has been named the least green of tech companies in a controversial new Greenpeace evaluation, due to its use of energy from coal-fueled power stations. The league table - which ranks Yahoo! as the greenest company, followed by Google and Amazon - is part of Greenpeace's "How Dirty is Your Data?" report that will be released today. It suggests that Apple's new North Carolina data center - expected to be the epicenter of new MobileMe and cloud-based services - will triple the company's electricity consumption.

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There and Back Again: Turning Plastic Into Oil

There and Back Again: Turning Plastic Into Oil

We are producing ever larger amounts of plastic waste. There is enough plastic in the Pacific Ocean gyre to fill Texas twice, and there are two trillion pounds of plastic sitting in US landfills. And at the same time, oil prices are going up at a rapid rate. Well, an Oregon company called Agilyx may have a solution to both of these pressing problems. The company has a patented method of converting plastic waste into synthetic crude oil.

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Traffic Intersection Powered By Footsteps Concept

Traffic Intersection Powered By Footsteps Concept

A group of college students have designed a traffic intersection that harnesses the power of vibrations from passing cars and pedestrian’s footsteps. The designers, Ian Jaye, Jovan Popovic, and Patrick Houin based the design on piezoelectricity, which converts vibrations and movement into electricity. We don’t see the use of piezoelectricity very much nowadays but the technology has been around for 100 years.

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eVolo 2011 Skyscraper Competition

eVolo 2011 Skyscraper Competition

Moving forward into the 21st century is going to take some significant changes in the way we build our cities, both here in the US, and worldwide. eVolo is an architecture and design journal focused on the sustainable designs that are going to drive this whole century. They've been running a skyscraper design competition since 2006. They recently released the results of this year's competition. French architects took home the first and second place prizes. Atelier CMJN's team Julien Combes and Gaël Brulé took home the first place prize for their LO2P. This huge circular structure features biogas producing greenhouses, massive air filtration, and will be built-from-recycled-cars. Yoann Mescam, Paul-Eric Schirr-Bonnans, and Xavier Schirr-Bonnans won the second place for their ingenious Flat Tower dome design. Yheu-Shen Chua from the United Kingdom took home the bronze for his re-imagined Hoover Dam.

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Nokia Phone Charger Works While You Ride Your Bicycle

Nokia Phone Charger Works While You Ride Your Bicycle

Nokia has introduced a bike powered phone charger that lets you talk, listen to music, or just charge your phone while riding your bike. The charger has a cradle that securely straps your phone to the handlebar with a plug to charge your phone. The cradle is connected to the power converter that is attached to the front wheel of your bicycle.

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Bloom Energy Server – Tiny Box Can Power Entire Home

Bloom Energy Server – Tiny Box Can Power Entire Home

Bloom Energy makes Solid Oxide Fuel Cells that are able to power an entire home, and fit in the palm of your hand. These fuel cells have been used by Google and eBay to provide part of the power used on their campuses. The company's CEO, KR Sridhar, originally created technology that was meant to produce oxygen so that people could live on Mars. When NASA scrapped that project, he reversed the technology so that it pulled in Oxygen instead of pushing it out.

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Phononic Raises $10 Million For Thermoelectric Cooling, Lowers Your Energy Bills

Phononic Raises $10 Million For Thermoelectric Cooling, Lowers Your Energy Bills

Phononic Devices, a maker of thermoelectric coolers and generators, has just raised $10 million in a second round of financing. Although thermoelectric technology has been around for decades, the technology has always been expensive and inefficient. Phononic believes they have the solution to modularize the technology to more quickly integrate it into consumer electronics such as your laptop and consumer appliances such as your refrigerator.

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Smart Forspeed Concept Electric Car To Debut in Geneva

Smart Forspeed Concept Electric Car To Debut in Geneva

Electric cars of the future won't be tame and utilitarian if Fisker's Karma is any indication of what lies ahead. Trying to shake off the hippie image and gain the "cool" factor that appeals to the broader market, electric car manufacturers, including Smart, are pushing for speed. Smart will be debuting a speedy concept car, aptly named Forspeed, at the 2011 International Motor Show in Geneva next month.

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