Learn what flow and stock variables mean in simple terms. Understand how income, wealth, GDP, and debt connect through time and why this matters in economics and everyday life.

Mathematicians finally understand the behavior of an important class of differential equations that describe everything from ...

Research on the perception of color differences is helping resolve a century-old understanding of color developed by Erwin Schrödinger. Los Alamos scientist Roxana Bujack led a team that used geometry ...

Objective: To review the accuracy of the pediatric consensus definition of sepsis in term neonates and to determine the definition of neonatal sepsis used. Study Selection: The review focused ...

The intention of this feature is to provide an easier to understand system for variable definitions, displaying nice names instead of the potentially unintuative variable name that a programmer has ...

Anthony Battle is a CERTIFIED FINANCIAL PLANNER™ professional. He earned the Chartered Financial Consultant® designation for advanced financial planning, the Chartered Life Underwriter® designation ...

In his decades-long career in tech journalism, Dennis has written about nearly every type of hardware and software. He was a founding editor of Ziff Davis’ Computer Select in the 1990s, senior ...

Each week, Cookie Jam gives us a mix of easy and tricky Buzzwords. “Math that introduces letters as variables” is definitely one of the tougher ones, so here’s a little help. Algebra is a branch of ...

Julia Kagan is a financial/consumer journalist and former senior editor, personal finance, of Investopedia. Marguerita is a Certified Financial Planner (CFP), Chartered Retirement Planning Counselor ...

Picture a tune that plays with your mind. It does not go straight but skips and flips in ways you do not expect. That is math rock. It avoids common music paths, which makes it feel fresh and smart.