A Mathematician with early access to XAI Grok 4.20, found a new Bellman function for one of the problems he had been working ...

An important aspect in software engineering is the ability to distinguish between premature, unnecessary, and necessary ...

Jan. 21, 2026 A major global study suggests that a hidden mismatch between two common blood tests could quietly signal serious trouble ahead. When results from creatinine and cystatin C—two markers ...