Repackaging solar for the mass market

The mass market appeal of solar power could get a boost from design and packaging concepts being developed at KTH Royal Institute of Technology in Stockholm.

Americans support net energy metering

About three out of every four Americans support hotly debated net energy metering policies, which allow residents with wind turbines and solar panels to sell excess energy back to the grid at retail rates, according to a ...

Taking an innovative approach to battery design

You have to give Donald Sadoway points for style: Not many professors come to the last class of a semester dressed in black tie, decorate the table with linen and a vase of fresh roses, and toast their students with champagne. ...

US power grid costs rise, but service slips

America's power grid is like an old car. It gets the job done, even if its performance is slipping. But the repair bills go up every year and experts say only a major overhaul will reverse its decline.

How climate impacts solar and wind power supply

One of the challenges with solar and wind power is that, on any given day, the sun isn't always shining, and the wind isn't always blowing when we want it to. Now, zooming out, researchers at Columbia's Earth Institute have ...

Tesla surprises with profit in third quarter

Electric carmaker Tesla on Wednesday announced a profit for the third quarter and said it sees more positive results ahead as it ramps up production of new models.

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