The Gods Themselves by Isaac Asimov (288 pages)

Meet us online, or in person at The Lass O'Gowrie (36 Charles St, Manchester M1 7DB), for this hybrid meetup. At the Lass, we will either be in the snug or the upstairs room - ask the bar staff where the book club is this time.

In the twenty-second century Earth obtains limitless, free energy from a source science little understands: an exchange between Earth and a parallel universe, using a process devised by the aliens. But even free energy has a price. The transference process itself will eventually lead to the destruction of the Earth’s Sun—and of Earth itself. Only a few know the terrifying truth—an outcast Earth scientist, a rebellious alien inhabitant of a dying planet, a lunar-born human intuitionist who senses the imminent annihilation of the Sun. They know the truth—but who will listen? They have foreseen the cost of abundant energy—but who will believe? These few beings, human and alien, hold the key to Earth’s survival.