An article on the Discovery Channel's website talks about a recent study which indicates that today's adults are increasingly loath to grow up...Serious Study: Immaturity Levels RisingJennifer Viegas, Discovery NewsJune 23, 2006 —The adage "like a kid at heart" may be truer than we think, since new research is showing that grown-ups are more immature than ever.Specifically, it seems a growing number of people are retaining the behaviors and attitudes...