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Billions-old chunk from North America discovered in Australia

Name: Billions-old chunk from North America discovered in Australia
Uploaded: 2018-01-23T21:00:39-0500
Duration: 1 min 3 s
Description: Rocks from opposite sides of the globe show that part of Australia was once attached to North America 1.7 billion years ago, new research says.

Rocks from opposite sides of the globe show that part of Australia was once attached to North America 1.7 billion years ago, new research says.