NumPy 2.5 eig returns complex numbers even for real matrices—the release note's workaround loses the imaginary part

The NumPy 2.5.0 release notes state that the return values of eig and eigvals will always be complex, and that ...

The number in internet encryption suspected of being an NSA backdoor for 25 years was actually a timestamp from a Saturday in 1997. Claude deduced it from the quirk…

One of the encryption methods used to protect internet communications is called P-256. Inside P-256, there is a 20-byte ...
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Claude cracks 25-year cryptography mystery in under 30 minutes: NIST curve seeds traced to timestamps and a random number generator

Anthropic announced on October 16 that its AI model Claude solved a 25-year-old cryptography mystery in under half an hour, tracing the origin ...