Interstellar, the new movie from Christopher Nolan, comes out today, and as a lover of sci-fi epics, I’ve been looking forward to it for some time. But as a food writer the basic premise made me do a double take. In the near future the world’s soil, through blight or exhaustion, has stopped supporting all food crops except for corn and okra.
Is there any basis to this premise? A far-fetched yet theoretically possible superbug? And, if there was some massive worldwide die-off of crops, would corn and okra really be the last crops standing? If not, what will we be eating as our spaceships lift off for the the Kuiper Belt? I decided to ask a scientist and find out.
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