Elvis Picardo is a regular contributor to Investopedia and has 25+ years of experience as a portfolio manager with diverse capital markets experience. Robert Kelly is managing director of XTS Energy ...

Rachel is a freelancer based in Echo Park, Los Angeles and has been writing and producing content for nearly two decades on subjects ranging from tech to fashion, health and lifestyle to entertainment ...

I've been testing PC and mobile software for more than 20 years, focusing on photo and video editing, operating systems, and web browsers. Prior to my current role, I covered software and apps for ...

A study links graying hair to stem cells getting stuck, unable to color new hair growth. Stem cells travel back and forth within compartments, but when they get stuck in one compartment, they cannot ...

Investopedia contributors come from a range of backgrounds, and over 25 years there have been thousands of expert writers and editors who have contributed. Dr. JeFreda R. Brown is a financial ...

David Silver, a well-known Google DeepMind researcher who played a critical role in many of the company’s most famous breakthroughs, has left the company to form his own startup. Silver is launching a ...

Does ChatGPT harm critical thinking abilities? A new study from researchers at MIT’s Media Lab has returned some concerning results. The study divided 54 subjects—18 to 39 year-olds from the Boston ...