DiscoverTED Talks Daily (HD video)How the compass unlocked the world | David Biello
How the compass unlocked the world | David Biello

How the compass unlocked the world | David Biello

Update: 2020-02-181
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"Everything that we think of as world history would not have taken place without the compass." TED science curator David Biello explains how the device changed our relationship to the world.
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How the compass unlocked the world | David Biello

How the compass unlocked the world | David Biello

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