In what will be a welcome shock to our winter-weary systems up here in Vermont, Sunday marks the shift to Daylight Savings Time (DST), the day our clocks "spring forward" to offer an extra hour of what in these parts is much-appreciated sunshine. The idea, of course, is that among other benefits, the extra daylight will save energy by postponing the moment when we turn on our lights at night.
But does that really happen?
