New top story on Hacker News: New bike helmet material claims to reduce concussion risk by 98%
New top story on Hacker News: New bike helmet material claims to reduce concussion risk by 98% https://ift.tt/2Zy2ngh
How the Debt Ceiling Came to Be a Political Cudgel
By BY CLAY RISEN via NYT U.S. https://ift.tt/3CXYu8i
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