Burning high in the sky, he sits and watches us, just doing his job. Wearing an ironic pair of sunglasses, he keeps us warm during the day, bronzes our skin by the beach, and makes earth inhabitable. He does quite a bit for us, despite his dwelling 93 million miles away. But with concerns over the climate rising faster than the temperature, the Department of Energy is calling on him to play a bigger role.
With the costs of energy walking a tight rope, and an economy struggling to recover itself after a fall, the Department of Energy turned once more to Mr. Sun. Solar energy has been a good idea for a while, but because it can’t be stored, and because it only produces during part of the day, it can’t make the impact that many think it should.



Researchers at Sandia National Laboratories and Stirling Energy Systems (SES) have set a 