Shares of Google parent Alphabet tumbled Wednesday after its key partner Apple indicated Google’s days of search engine dominance on Apple devices may be numbered, causing Google stock to limp toward one of its largest losses ever,

Mainly: What happens to the company if lots of people start using AI engines to answer questions instead of Google's dominant search engine? Now it looks like that might actually be happening. Apple executive Eddy Cue says searches on Apple's Safari browser shrank for the first time ever in April — a change he chalked up to people using AI instead.

Apple Inc. is “actively looking at” revamping the Safari web browser on its devices to focus on AI-powered search engines, a seismic shift for the industry hastened by the potential end of a longtime partnership with Google.