The remote home: there are now many ways to monitor kids and home from afar

Anyone remember Rosie, the robotic housekeeper who petered around "The Jetsons" in the 1960s? "I swear on my mother's rechargeable batteries," she once joked, when asked by Judy Jetson to keep a secret. While we're still a few years away from a domesticated humanoid robot that can wash our dishes and make our beds, today's smart home products are designed to make your living space safer, more energy efficient, and easier to maintain. The following is a look at a few smart ways to bump up your home's I.Q. The maker of the first smart thermostat (in 2007) is back with an even more affordable model.