Opportunities in the artificial intelligence (AI) space are expanding beyond popular stocks like Nvidia.Artificial intelligence (AI) is the dominant theme in the stock market. Many investors are focused on a narrow group of leading AI stocks, like Nvidia, Microsoft, and Amazon. However, they might be overlooking great opportunities at the smaller end of the market.Corning (GLW 1.81%) is a technology company that manufactures components for consumer electronics, medical equipment, data centers, and more. Wit ...