J.B. Maverick is an active trader, commodity futures broker, and stock market analyst 17+ years of experience, in addition to 10+ years of experience as a finance writer and book editor. Eric's career ...

Here's how to take advantage of money in your Roth IRA Investopedia contributors come from a range of backgrounds, and over 25 years there have been thousands of expert writers and editors who have ...

Narrator: Well here we are ladies and gentlemen, in the heart, the powerhouse of the circulatory system, the hardest working muscle in the entire human body! Your heart first pumps blood to your lungs ...

Despite significant progress in the last decade, millions are still denied their right to education and learning opportunities continue to be unequally distributed. Globally, one in five children, ...

Abstract: The operational characteristics of high-voltage circuit breakers critically influence phase-controlled closing and power grid safety. To investigate the influence weights of structural ...

Abstract: The paper describes a model implemented in the Matlab/Simulink environment to realize the black-start function in a Voltage Source Converter (VSC) of a HVDC (High Voltage Direct Current) ...