short readsDec 31, 2015 Your favorite Fact Tank data in 2015 From Millennials in the workforce to religion in America, our most popular posts told important stories about trends shaping our world.
short readsNov 9, 2015 As American homes get bigger, energy efficiency gains are wiped out U.S. homes are more energy-efficient per square foot than they used to be. But they’re also bigger, and their increased size offsets most of the efficiency gains.