We've lost some parts of our natural world. Swathes of plants and animals have been consumed by evolution, shifting climates or the often-damaging expansion of humankind.
The best science fiction movies use costumes, models and physical props to sell their vision of the future. Alien, for instance, would be nothing without the compression suits worn by its ill-fated crew outside the Nostromo. From June 3rd, the Barbic...