From the Bookshelf of The Alternative Worlds

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Kara Babcock
The Large Hadron Collider is doing pretty well this early into its life. It has already produced compelling evidence for the existence of a Higgs boson. And it hasn’t produced a microscopic black hole that would sink into the centre of the Earth and devour us all. Yet.

David Brin wrote Earth around the same time I was born, long before the LHC was being built and its doomsayers were crying disaster. Even then, however, the idea of experimental physics creating a world-swallowing black hole was a
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