Power flow analysis has become an indispensable tool in ensuring the reliable design, operation and optimisation of electrical grids. By solving a set of nonlinear algebraic equations, engineers are ...

In the heatswamps of central Florida in the middle of the last century, a loose cadre of more than two dozen Black painters flourished for a time, their electric palm-laced sunsets and stormy surfside ...

Andrew Bloomenthal has 20+ years of editorial experience as a financial journalist and as a financial services marketing writer. Khadija Khartit is a strategy, investment, and funding expert, and an ...

Adam Hayes, Ph.D., CFA, is a financial writer with 15+ years Wall Street experience as a derivatives trader. Besides his extensive derivative trading expertise, Adam is an expert in economics and ...

Terms apply to American Express benefits and offers. Visit americanexpress.com to learn more. Any time you tap, swipe or dip a credit or debit card at checkout or enter your card number online, you ...

Zoology is the scientific study of animals. This discipline can include animal anatomy, physiology, biochemistry, genetics, evolution, ecology, behaviour and conservation. A clade-wide study of ...

US chemist Alice Ball was born in Seattle, Washington, on 24 July 1892. She came from a middle-class African-American family of photographers; her grandfather, James Presley Ball, was one of the first ...