Long-forgotten yeast strains are being sought out from shipwrecks, abandoned breweries and other locations in the hope they could be put to good use if resurrected.
As we head towards the end of another extraordinary year, BBC Future is taking a look back at some of our favourite stories for our “Best of 2021” collection. Discover more of our picks here.
As the diver gently eased himself through a hatch into the sunken hold, he could see the shipwreck’s treasure lying in wait for him. It had been down there for more than 100 years. But now some of it was about to be freed from its resting place.
The explorer in question, Steve Hickman, a dive technician and amateur diver, carried a small, netted bag with him. The treasure he was after was beer. Preserved in the hold of this vessel were row upon row of glass beer bottles, partly buried in silt.
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