There's this idea that it's bad for children to grow up in households that are overly clean. Gilad Amit is a science correspondent for The Economist. He says pets are a good way of exposing children to all sorts of microbes and bacteria they wouldn't otherwise encounter.
A trove of once-secret documents is proving an embarrassment to both America and its allies, and a danger to Ukraine’s planned counter-offensive. The tech industry is shedding workers at a striking pace; we ask where all those laid-off experts are going. And more evidence that suggests pet ownership reduces childhood allergies.
For full access to print, digital and audio editions of The Economist, try a free 30-day digital subscription by going to www.economist.com/intelligenceoffer
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