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Amid lackluster results, Philips CEO admits LED pricing is still beyond the reach of many consumers. Do the vendors need to make cuts or let market economics take their course?

The California startup has come up with an alternate materials approach for power conversion technologies that would let them run cooler, resulting in less waste.

The Genius BlueEy DX-ECO mouse uses a rechargeable gold capacitor to keep charged up.

Software opens up more detailed communications about consumption between water utilities and residential water customers.

Aesthetically pleasing wastewater treatment systems from Worrell Water Technologies process gray and black water for irrigation, toilet flushing, cooling, washing and other non-potable uses.

The weather data and monitoring company will team with Radiometrics to get a better handle on temperature, humidity and liquid conditions in the earth’s atmospheric layer.

Pythagoras Solar scores a solar window installation in Wisconsin, while Dow Solar signs three Colorado dealers for its solar shingles.

BMW and home energy management software developer Tendril show how electric vehicle charging technologies might be integrated into the smart grid.

Security concerns for the intelligent power distribution system will require more technologies that bridge the cyber and physical worlds. Pike Research lists the leaders and contenders.