Sentences with phrase «human spaceflight really»

Not exact matches

«Biofilms were rampant on the Mir space station and continue to be a challenge on the International Space Station, but we still don't really know what role gravity plays in their growth and development,» said Cynthia Collins, Ph.D., principal investigator for the study and assistant professor in the Department of Chemical and Biological Engineering at the Center for Biotechnology and Interdisciplinary Studies at the Rensselaer Polytechnic Institute in Troy, N.Y. «Before we start sending astronauts to Mars or embarking on other long - term spaceflight missions, we need to be as certain as possible that we have eliminated or significantly reduced the risk that biofilms pose to the human crew and their equipment.»