Quantum information theory is a field of study that examines how quantum technologies store and process information. Over the ...

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

Understand Thevenin’s Theorem the easy way with a clear, step-by-step circuit example. Learn how to simplify complex electrical networks into an equivalent circuit, making analysis faster and ...

In geometry, there are surfaces that do without an inside or outside—and some need at least four dimensions to exist ...

Jennifer Simonson is a business journalist with a decade of experience covering entrepreneurship and small business. Drawing on her background as a founder of multiple startups, she writes for Forbes ...

Marshall Hargrave is a stock analyst and writer with 10+ years of experience covering stocks and markets, as well as analyzing and valuing companies. Dr. JeFreda R. Brown is a financial consultant, ...

January 1, 2026 • Taiwanese President Lai Ching-te vowed to defend the self-ruled island's sovereignty in the face of what he termed China's "expansionist ambitions," days after Beijing wrapped up ...

Investopedia contributors come from a range of backgrounds, and over 25 years there have been thousands of expert writers and editors who have contributed. Khadija Khartit is a strategy, investment, ...

As 2005 marks the 100th anniversary of Robert Koch receiving the Nobel Prize for his work on tuberculosis, what could microbiologists today learn from him? The details of Koch's research career and ...

Lauren (Hansen) Holznienkemper is a lead editor for the small business vertical at Forbes Advisor, specializing in HR, payroll and recruiting solutions for small businesses. Using research and writing ...