Could a century-old vaccine help protect against future epidemics? Plus, it turns out our oldest ancestor is not a half a billion year old sea creature with a mouth but no butt. And next month, the first Native American woman will be going to space.
Could a century-old vaccine help protect against future epidemics? Plus, it turns out our oldest ancestor is not a half a billion year old sea creature with a mouth but no butt. And next month, the first Native American woman will be going to space.
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