Invisible Sun

The alternate timelines of Charles Stross’s Empire Games trilogy have never been so entangled as in Invisible Sun, the techno-thriller follow up to Dark State, as stakes escalate in a conflict that could spell extermination for humanity across all known timelines.

Two twin worlds are waiting for war. America is caught in a deadly arms race with the USA, its high-tech, parallel world. Yet it might just self-combust first. For its president-equivalent has died, leaving a crippling power vacuum...