The incredible collaboration behind the International Space Station - Ti...

source: TED-Ed       2015年9月29日
View full lesson: http://ed.ted.com/lessons/the-incredi...
The International Space Station is roughly the size of a six-bedroom house and weighs more than 320 cars -- it's so large that no single rocket could have lifted it into orbit. Instead, it was assembled piece by piece while hurtling through space at 28,000 kilometers per hour, lapping the Earth once every 90 minutes. Tien Nguyen explains how.
Lesson by Tien Nguyen, animation by Globizco.

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