Thomas Wilburn
Stories
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How Herd Immunity Works — And What Stands In Its Way
Scientists say the pandemic will only end in the U.S. when we achieve what's called herd immunity. Play with our simulations to see how immunity can stop an outbreak in its tracks.
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Who In The House Is Calling For Impeachment?
House Speaker Nancy Pelosi opposes launching an impeachment probe now, arguing it's divisive and requires overwhelming public support. But a growing segment of her caucus is calling for it.
