Kgnu - How On Earth

The Accelerating Expansion of The Universe (start at 5:11).   Have you ever had the feeling that things are moving faster and faster these days?  Well, maybe it's not your imagination.  Proof that the universe is not just expanding but is accelerating garnered a Nobel Prize last year.   To help explain what's going on, we talk to Dr. Adam Riess, a professor of physics and astronomy at the Johns Hopkins University and is a scientist at the Space Telescope Science Institute in Baltimore.   When he was a research fellow at the University of California, Berkeley, from 1996 to 1999, Dr. Riess and his colleagues conducted the research that was to win him a share of the 2011 Nobel Prize in physics.  The citation for the prize stated it was: “for the discovery of the accelerating expansion of the Universe through observations of distant supernovae.”  In today's show, Dr. Riess translates what that means and the implications about the ultimate fate of the universe. Pine Bark Beetles (start at 19:22).  The tree-kill