Promising warm toes and lower heat bills, in-floor heating systems are becoming more popular in American bathrooms.
Jay swaps out a dated thermostat with a new, energy-efficient model.
Visit a home that tests the limits of energy-saving technology.
Amy looks at ways existing homes can be made more energy efficient.
DIY experts offer tips on weatherproofing doors and windows -- and lowering energy bills.
Here are the DIY Basics for Energy-Saving Tax Credits.
At the IBS in Vegas, Amy looks at an energy-saving water heater heat pump.