A classic math rule now handles infinity. New work strengthens the math behind physics and unbounded systems. % ...

Host Scott Detrow curates NPR's reporting, analysis and updates on the 47th President, focusing on actions and policies that challenge precedent and upend political norms, raising questions about what ...

Carol M. Kopp edits features on a wide range of subjects for Investopedia, including investing, personal finance, retirement planning, taxes, business management, and career development. Amanda ...

Meagan is a former Series 7 financial advisor and current writer focused on blending straightforward information with a dose of humor on topics including equity investments, insurance products, and ...