Buildings grown by bacteria – new research is finding ways to turn cells into mini-factories for materials

But what if buildings – walls, roofs, floors, windows – were actually alive – grown, maintained and healed by living materials? Imagine architects using genetic tools that encode the architecture of a building right into the DNA of organisms, which then grow buildings that self-repair, interact with their inhabitants and adapt to the environment. THE CORRESPONDENT

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500,000 people have signed up to be NHS volunteers, UK health secretary says

More than half a million volunteers have signed up in just over 24 hours to help the NHS cope with the coronavirus outbreak. The mass sign-up follows health secretary Matt Hancock’s call for 250,000 people to donate their time to help the 1.5 million people isolating for 12 weeks in an attempt to slow the spread of Covid-19. THE INDEPENDENT

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