Diseases of unstable repeat expansion are a diverse group of disorders that are caused by the expansion of trinucleotide, tetranucleotide, or pentanucleotide repeat sequences. The position of the ...

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NPR visits a Doctors Without Borders clinic at risk of closure after Israel bans dozens of aid groups in Gaza.

What’s your personality type? If you are an introvert you’re in good company; Barack Obama, JK Rowling are introverts ...

December 17, 2025 • Whether you plan to head out to the theater or binge from the couch, our critics have gathered together their favorite films and TV shows of 2025.