New 'smart' electrical meters raise privacy issues

The new "smart meters" utilities are installing in homes around the world to reduce energy use raise fresh privacy issues because of the wealth of information about consumer habits they reveal, experts said Friday.

Controlling magnetic clouds in graphene

(Phys.org) —Wonder material graphene can be made magnetic and its magnetism switched on and off at the press of a button, opening a new avenue towards electronics with very low energy consumption.

One-third of car fuel consumption is due to friction loss

No less than one third of a car's fuel consumption is spent in overcoming friction, and this friction loss has a direct impact on both fuel consumption and emissions. However, new technology can reduce friction by anything ...

First molybdenite microchip

(PhysOrg.com) -- Molybdenite, a new and very promising material, can surpass the physical limits of silicon. EPFL scientists have proven this by making the first molybdenite microchip, with smaller and more energy efficient ...

Desalinating seawater with minimal energy use

At a pilot facility in Singapore, Siemens has cut the energy needed to desalinate seawater by more than 50 percent. The plant processes 50 cubic meters of water per day, consuming only 1.5 kilowatt-hours of electricity per ...

General Electric Plans Net-Zero Energy Home by 2015

(PhysOrg.com) -- Using solar panels, wind turbines, appliance monitoring, and on-site energy storage, General Electric has a plan to enable homeowners to cut their annual energy consumption (from the electric grid) to zero, ...

Container ships become more energy-efficient

Technology and Software from Siemens are making the world's largest container ships more energy-efficient. The Korean shipbuilding company Daewoo is building 20 container ships for the Danish shipping company Maersk, each ...

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