From: ResearchChannel on Thu, Feb 12 2009 8:38 PM

Why do we need vision? As it turns out, there are two answers to this question. On the one hand, we need vision to give us detailed knowledge of the world beyond ourselves, knowledge that allows us to recognize things from minute to minute and day to day. On the other hand, we also need vision t...

From: PBS on Tue, Dec 23 2008 8:43 PM

Analysts examine the evolution of the vice president's office and how Vice President elect Joe Biden will likely handle the job.