An eval harness found what qualitative review couldn't: AI models are most confident when wrong
Anthropic shares more details about how Claude’s new watermarks will work
President de la Espriella faces rebuilding challenges after Colombia earthquake
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American missionary in Niger released after 10 months of captivity
Anthropic Explains Its Watermark System as Some Claude Users Loudly Revolt
First human trials of designer protein therapies stun US neuroscientists
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Democrats' 2028 presidential calendar gives Black and Latino voters and union members an early say
Brazil’s Lula triggers reciprocity process against US tariffs in effort to show strength