BUniverse: Videos tagged doomsday https://www.bu.edu/buniverse/search/?q=&sort=relevance&view=thumbnail&tag=doomsday Using a Laser to Save the World from Asteroids https://www.bu.edu/buniverse/view/?v=NwV091K0 https://www.bu.edu/buniverse/view/?v=NwV091K0 Tue, 13 Aug 2013 15:36:31 -0400 Using Rockets to Save the Earth from Asteroids https://www.bu.edu/buniverse/view/?v=jzcpE1K1 https://www.bu.edu/buniverse/view/?v=jzcpE1K1 Tue, 13 Aug 2013 15:38:10 -0400