Rocket science
A collection of TED Talks (and more) on the topic of Rocket science.
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This journey was nearly 4 billion miles — and took 10 years
And you think your commute is bad. On November 12, 2014, the Philae probe finally landed on a comet some 10 years after it left Earth. Fred Jansen, who manages the mission for the European Space Agency, remembers some of the key moments that led up to the landing.
Posted Apr 2015