Johnson & Johnson’s Vaccine Offers Strong Protection but Fuels Concern About Variants

Johnson & Johnson announced on Friday that its one-dose coronavirus vaccine provided strong protection against Covid-19, potentially offering the United States a third powerful tool in a desperate race against a worldwide rise in virus mutations. But the results came with a significant cautionary note: The vaccine’s efficacy rate dropped from 72 percent in the…

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The Joy of Watching Other People Clean

Tune into Jessica Tull’s YouTube channel, with its half a million subscribers, and you can watch her clean her house. Really. On time-lapse videos, some attracting more than three million views, she washes floors, scours sinks, dusts fixtures and folds laundry. Occasionally, one of her three young children passes through the shot. But mostly, she’s…

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