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April 23, 2018

How do we really know that there weren't previous industrial civilizations on Earth that rose and fell long before humans appeared? That's the question posed in a scientific thought experiment by astrophysicist Adam Frank of the University of Rochester. Image: University of Rochester / Michael Osadciw

How do we know that humanity established the first intelligent civilization on Earth?

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artificial intelligence. Photo: iurii, shutterstock

The artificial intelligence that insisted on dying

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