New top story on Hacker News: Engineers develop bone-like metal foam that can be 'healed' at room temperature
New top story on Hacker News: Engineers develop bone-like metal foam that can be 'healed' at room temperature https://ift.tt/32euO4M
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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