Nest adds “energy services” with utilities to shift heavy air conditioning loads and tune home efficiency.
To make real progress in cleaning the air, we need better technology.
IBM Researchers build solar concentrator that generates electricity and enough heat for desalination or cooling.
Google tries to use its buying clout to prod utilities to offer renewable energy option.
Stanford researchers conceive of panel that ejects building heat into space.
An enhanced geothermal project fractures hot rocks at unproductive wells, an approach with low financial risk.
Digital convergence is rapidly coming to lighting as component makers pave the way for customizable, networked lamps.
Using a wind energy and expensive lithium-ion batteries, AES Energy Storage is making money by stabilizing the grid.
Those advocating limits on greenhouse gases can’t count on the weather to make their argument.
Does it make sense to spend so much on already commercialized technology?