A man accidentally gets into a time machine and travels back in time nearly an hour. Finding himself will be the first of a series of disasters of unforeseeable consequences.
A scientist creates Proteus--an organic super computer with artificial intelligence which becomes obsessed with human beings, and in particular the creator's wife.
A hugely talented but socially isolated computer operator is tasked by Management to prove the Zero Theorem: that the universe ends as nothing, rendering life meaningless. But meaning is what he already craves.