Asteroid threats & budget realities

gps fareed degrasse tyson asteroid prep_00034305.jpg
gps fareed degrasse tyson asteroid prep_00034305.jpg

    JUST WATCHED

    Asteroid threats & budget realities

MUST WATCH

Asteroid threats & budget realities 02:38

Neil deGrasse Tyson tells Christine Romans why space is a priority, and cutting the budget is extremely dangerous.