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Was the Space Shuttle a successful program? In many ways, yes: it endured for 30 years, launched hundreds of astronauts into space, and built the International Space Station. But, according to the goals of lower costs, rapid reusability, and reliability NASA stated at its conc ...
SpaceTime Series 25 Episode 91
*Was there a second dinosaur killing asteroid impact
Scientists have discovered a massive asteroid impact crater in the North Atlantic Ocean which may have hit Earth at the sa ...