Stock Photo - The panel for a May 21 International Space Station science forum, held at NASA's Johnson Space Center, discusses among other things how venturing farther into the solar system to provide real benefits to life on Earth happens every day. The forum includes an interactive conversation with Expedition 40 Commander Steve Swanson of NASA, as he and his fellow crew members orbit 260 statute miles above Earth, with his live image being downlinked into the forum. The other panelists included, from left to right, Duane Ratliff, Chief Operating Officer of the Center for the Advancement of Science in Space; Marshall Porterfield, director of the Space Life and Physical Sciences, NASA Headquarters; Julie Robinson of JSC, chief program scientist for the space station; Elizabeth R. Cantwell, co-chair of the National Research Council's decadal study; and Dan Huot, PAO moderator.