(USA Today)--To a teenager, "When I was your age" usually signals that an adult is about to hold forth on just how different — and awful — the world is these days. But the latest version of an annual study, out today, suggests that since the mid-1970s a few key features of teens' lives have remained essentially the same.
Among the most vivid similarities: Today's teens read about as well (or as poorly) as their parents did a generation ago and aren't much more likely to have earned a high school diploma.