More transmission lines needed to realize wind-power visions

As regulators pave the way for wind-farm development with tax credits and loosened regulations, the key challenge facing developers is that existing transmission lines, substations and transformers are inadequate to handle ...

Researcher modernizes US power grid

Although the U.S. electric power industry is one of the greatest engineering marvels of the 20th century, aging technology and an increase in demand create problems for the electricity infrastructure that need to be fixed. ...

Early warning system could keep lights on

(PhysOrg.com) -- Researchers at The University of Manchester are developing 'early warning systems' that could prevent power blackouts in the UK.

Novel electric signals in plants

Using ion-selective micro-electrodes electrical signals in plants moving from leaf to leaf could be measured. The speed of the signals spreading as voltage changes over cell membranes ranged from 5 to 10 cm per minute. The ...

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