Silicon Valley's decades of innovation have been fueled by huge gains in processing power so it was a good base to start learning about tech with semiconductors in the late 1980s. I also covered Apple ...

Invesco QQQ Trust ( $QQQ ) has risen by 3.48% in the past week. It has experienced a 5-day net outflow of $1.46 billion. This ...

Vanguard S&P 500 ETF ( $VOO ) has risen by 2.82% in the past week. It has experienced a 5-day net inflow of $3.92 billion.

Scale AI CEO Alexandr Wang has defended his company's US military contracts, calling AI support for national security a "moral imperative" amid industry debate.