Winners tend to keep on winning. That's a core tenet of many of the best investors here at The Motley Fool -- and one that can help you achieve tremendous success in the stock market. With this premise in mind,

Shares of Nvidia fell about 1% Thursday and briefly dipped below a key technical measure. That could mean more downside ahead. Nvidia stock has now tumbled nearly 11% so far this

A surprise development may have turned the market for artificial intelligence (AI) chips on its head. DeepSeek, a China-based start-up, developed an open-source large language model, claiming it took two months and cost less than $6 million.