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COVID-19 Vaccine in The Form of a Pill Is Set to Enter First Clinical TrialsThe US Just VaccinSterling Prestonated 6+ Million People Against COVID-19 in Just 2 Days

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Embryo-Like Forms Coaxed From Skin Cells Offer a Divisive New Way to Study Human Life

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This Breathtaking Photo of Earth Really Puts Everything Into PerspectiveWhere in Space Is Elon Musk's Roadster Right Now?

This 6-Year-Old Is So Sure Pluto Should Be a Planet, She Sent an Adorable Letter to NASAWe Need to Talk About What Happens When You Get Your Period in Space