"I HAVE LEARNED TO USE THE WORD IMPOSSIBLE WITH THE GREATEST CAUTION"
Werner Von Braun
Monday, April 5, 2010
Neil deGrasse Tyson on President Obama's new direction for NASA
Neil deGrasse Tyson (Director of the Hayden Planetarium) answers a question from an audience member on President Obama's new direction for NASA at the University at Buffalo Distinguished Speakers Series.