DeviceGuru

This fascinating video shows Hurricane Irene moving through the Bahamas and making landfall at Cape Lookout, North Carolina at around 8 am EDT today.
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Ever worry about all the energy our DSL modems, wireless routers, and Internet-enabled devices (like the Boxee Box) consume around the clock? It all adds up!
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Potential benefits of increased use of electric-drive vehicles (EVs), as well as challenges that need to be overcome in advancing the technology, were discussed by a panel of experts during a March 17 webinar cosponsored by the American Association of State Highway and Transportation Officials (AASHTO) and the Federal Highway Administration (FHWA).
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In this guest post, Stanford professor emeritus Martin Hellman uses a few simple physics equations to show how it’s possible for a wind-powered vehicle to travel faster than the wind that’s propelling it. Seems impossible? Watch the video, then read Hellman’s straightforward, logical explanation.
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Electric vehicles were prominent among the “hot products” showcased at West Coast Green in San Francisco this week. The event’s product expo featured an assortment of early production units, prototypes, and concept models based on two-, three-, and four-wheel designs, along with several of the vehicles’ creators.
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Going green? If so, you might want to attend the fourth annual West Coast Green conference, Sept. 30 through Oct. 2 in San Francisco. The three-day event will showcase more than 300 green initiatives, including numerous new products and technologies, from both startups and mature companies.
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In the latest results from an online survey of 13,829 PC users, slightly over half say they’re not currently using their PCs’ power management capabilities, such as sleep and hibernate modes, to save power when they’re not actively using the systems. Fortunately, nearly all participants who aren’t currently using power management acknowledge that they’d like to change their ways.
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A new book by University of Cambridge Prof. David J. C. MacKay aims to provide a roadmap for kicking our fossil fuel habit. “Sustainable Energy Without the Hot Air” is available for free download in PDF form and is released under a Creative Commons license.
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DeviceGuru recently reported on a reader’s discovery that his “Energy Star compliant” Sony HDTV was consuming 200 times its advertised standby power. Now, he’s back with good news: the Environmental Protection Agency has decided to plug this gaping energy-draining hole via a new release of its Energy Star TV specification.
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DeviceGuru recently reported on a reader’s so-called “Energy Star compliant” Sony HDTV that consumed 150 times its advertised standby power spec. After communicating with both Sony and the EPA, the reader eventually managed to put his insomniatic TV to rest. Here’s how.
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