DENVER It’s time to get serious about science in space, and the International Space Station is the perfect place to start, NASA officials said earlier this week. “We are in a position in space research and space exploration where we have to push the ball and advance forward or we’re about ready to retreat from space,” William Gerstenmaier, NASA’s associate administrator for human exploration and operations, told a crowd of researchers here at the first annual ISS Research and Development Conference. Science experiments on the space station have been under way since the outpost’s early days, of course Continue reading →