New Ways to Boost Energy Efficiency

Rabbit Ears
These cute devices are used to display time-of-use electricity prices. The rabbit on the left is in the process of lowering both ears, which indicates a low price for electricity; the one on the right has both ears raised, indicating a high price for electricity. The device in the middle make a similar measurement but uses color instead. Red represents a high price.

• Wasting Our Watts: The Need to Get Efficient