http://www.jhu.edu/news/podcasts en-us ℗ & © 2007 The Johns Hopkins University A monthly podcast featuring Johns Hopkins University researcher and scholars Elizabeth Tracey A monthly podcast featuring Johns Hopkins University researchers and scholars in lively conversations about the most interesting ideas in the sciences, humanities and social sciences. A monthly podcast featuring Johns Hopkins University researchers and scholars in lively conversations about the most interesting ideas in the sciences, humanities and social sciences. Debra Gips dgips@jhu.edu http://www.jhu.edu/news/podcasts/images/great_ideas.gif http://www.jhu.edu/news/podcasts A monthly podcast featuring Johns Hopkins University researchers and scholars in lively conversations about the most interesting ideas in the sciences, humanities and social sciences. Elizabeth Tracey A discussion of dark energy It makes the universe grow at an ever-expanding rate. It accounts for as much as 70 percent of the energy/mass total in the universe. But it's only recently been discovered and no one really knows what it is. Astrophysicist Adam Riess discusses "dark energy." Riess led the team that published the first scientific paper on the phenomenon. It makes the universe grow at an ever-expanding rate. It accounts for as much as 70 percent of the energy/mass total in the universe. But it's only recently been discovered and no one really knows what it is. Astrophysicist Adam Riess discusses "dark energy." Riess led the team that published the first scientific paper on the phenomenon. Elizabeth Tracey http://www.jhu.edu/news/podcasts/mp3/riess1.mp3 Thu, 12 Jul 2007 19:00:00 15:20:00 EST 17:57 physics, astronomy, Adam Riess, astrophysics