Brave new worlds: what can we learn from film’s utopian visions?

From eco fantasies to dystopian nightmares, cinema has long explored how life might be different.

Our post-lockdown existence could look to them for pointersAs we emerge blinking into the sunlight after lockdown, many of us will be daring to dream of a more harmonious, ecological future.

It’s what the subjects of Spaceship Earth were hoping to create when they locked down voluntarily for two years as part of an experiment around communal, self-sufficient living.

The new documentary tells the story of Biosphere 2, an Earth system science research facility located in the Arizona desert.

Back in 1991, eight people moved into the huge vivarium as a dress rehearsal in case humans had to repopulate to Mars.

Matt Wolf’s film is a fascinating watch that vividly recalls classic sci-fi cinema: the “biospherians” wear designer space suits and their mission references 1972’s Silent Running, in which a botanist astronaut tries to

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