From the Book - First U.S. edition.
Aliens and us: Could post-humans spread through the galaxy? / Martin Rees
(Un)welcome visitors: Why aliens might visit us / Lewis Dartnell
Flying saucers: A brief history of sightings and conspiracies / Dallas Campbell
Aliens on earth: What octopus minds can tell us about alien consciousness / Anil Seth
Abducted: The psychology of close encounters with extraterrestrials / Chris French
Home sweet home: What makes a planet habitable? / Chris McKay
The next-door neighbours: The search for life on Mars / Monica Grady
Further out: Could the moons of the gas giants harbour life? / Louisa Preston
Monsters, victims, friends: Aliens in science fiction writing / Ian Stewart
Randomness versus complexity: The chemistry of life / Andrea Sella
Electric origins in deep-sea vents: How life got started on earth / Nick Lane
Quantum leap: Could quantum mechanics hold the secret of (alien) life? / Johnjoe McFadden
A cosmic imperative: How easy is it for life to get started? / Paul C.W. Davies
Alone in the universe: The improbability of alien civilizations / Matthew Cobb
It came from beyond the silver screen! Aliens in the movies / Adam Rutherford
What are we looking for? An overview of the search for extraterrestrials / Nathalie Cabrol
Are they out there? Technology, the Drake Equation, and looking for life on other worlds / Sara Seager
Good atmosphere: Identifying the signs of life on distant worlds / Giovanna Tinetti
What next? The future of the search for extraterrestrial intelligence / Seth Shostak.