With so many problems facing engineers and astronauts, it sometimes seems like this whole cosmic exploration thing really isn't worth it. Fortunately, pro
Paintballs may deflect an incoming asteroid - Innovation Toronto innovationtoronto.com - get the latest breaking news, showbiz & celebrity photos, sport news & rumours, viral videos and top stories from innovationtoronto.com Daily Mail and Mail on Sunday newspapers.
NASA s upcoming DART mission plans to hit an asteroid with a spacecraft to test Earth s defenses. But our chances of deflecting an asteroid depends on how much warning time we have.