ABOUT THAT ‘JUNK DNA’ ISSUE: Odds are good you have been told or taught that 98 percent of the DNA in your body is useless because it doesn’t appear to have any discernible function.

But, as the Discovery Institute’s Center for Science and Culture contends, the latest research points to a conclusion that at least 80 percent and maybe the whole bunch of it is anything but junk. Even if you don’t agree with it, the video’s graphics are entertaining and the evidence is anything but insubstantial.