Technology Quarterly | Don’t be greedy

Eating fewer calories can ward off ageing

And various existing medicines may offer similar benefits

A hand holding a fork with tiny vegetables on it.
Image: Anuj Shrestha

In 1991 eight volunteers sealed themselves into a huge greenhouse in the desert near Tucson, Arizona. They were part of an experiment seeking to discover whether a carefully curated selection of plants and animals could develop into a self-sustaining ecosystem: a “Biosphere 2” independent of “Biosphere 1”, aka the outside world.

This article appeared in the Technology Quarterly section of the print edition under the headline “Don’t be greedy ”

From the September 30th 2023 edition

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