So you think you might have Covid, do you take a rapid antigen test or a new at-home molecular test? JoannaStern, who tried them during her own bout with Covid, explains the difference.
Detect Covid-19 Test and Cue Health Monitoring System to see how they compare with rapid antigen tests. Photo illustration: Ryan Trefes/ WSJTechnology is overwhelming and making decisions about what gadget to buy is harder than ever. WSJ personal tech columnist Joanna Stern makes it all a bit easier in her lively and informative videos.3G Is Shutting Down. I Brought My iPhone 4 Back to Life to Say Goodbye.
Starting in February, U.S. cellular carriers will begin to shut down 3G. WSJ’s Joanna Stern got an old iPhone 3G and iPhone 4 working on the old network, in order to remember all it did to shape the smartphone revolution.
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