Tagged With solar panels

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Most commercially available solar panels only are able to convert between 15 and 22 per cent of the sunlight they're exposed to into electricity. As part of an ongoing effort to improve the efficiency of increasingly important solar technology, a team from UNSW has created a solar cell module that boasts a world record efficiency rate of 34.5%.

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The sun produces trillions and trillions of watts every second — who wouldn't want to harness some of that energy for a drastically reduced utility bill? But figuring out what the cost/benefit of installing (or if you an advantageous locations) required a lot of work. Now, Google just needs your address.

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If you're thinking that solar panels face south to capture the most sunlight and thus the most energy, then you'd be absolutely correct. Yet, solar experts are saying that rooftop panels should be installed facing west. This surprising turn can be explained by quirks in the US' electrical grid.