<em>The Atlantic</em> Daily: 4 Theories to Explain the Blood-Clot Problem

It’s not just AstraZeneca: The vaccine blood-clot problem is multiplying. The science journalist Roxanne Khamsi talks through four theories for what’s behind it.
J&J risks becoming a “dudes only” vaccine. It’s too early to tell whether there’s a link between the clots and sex or gender, our staff writer Katherine J. Wu reminds us.
mRNA vaccines are looking particularly good right now. Once long shots, they are emerging as a technological triumph. But while “the U.S. can afford, literally, to vaccinate most of its population with Pfizer’s and Moderna’s vaccines,” our staff writer Sarah Zhang writes, “most other countries cannot.”

Looking for a longer read? In our May cover story, David Treuer argues that America should return its national parks to the tribes. (He also discusses his essay on the latest episode of The Experiment, our podcast with WNYC Studios.)
Looking for some new music? Here’s a playlist for your next walk, and one for cleaning your house this spring.
Want a podcast instead? Our hosts unpack the Johnson & Johnson vaccine pause on this week’s Social Distance.

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