Mackenzie Sigalos

Alphabet's stock is up 140% over the past year, with a cloud business that is growing faster than Amazon's and Microsoft's. But 18 months ago, the Google parent looked like it had spent a decade preparing for the artificial intelligence era, only to watch... See more

For the first time in at least 30 years, Apple is spending more than 10 cents of every dollar it brings in on research and development, one of the strongest signs yet that the iPhone maker is dedicating big money to its artificial intelligence ambitions. ... See more

CUPERTINO, Calif. — Nasdaq brought its market open festivities to Apple's sprawling Silicon Valley headquarters on Tuesday, the eve of the company's 50th birthday. From a desk inside Apple Park, the ring-shaped campus that Steve Jobs spent his last years ... See more

Apple announced a significant expansion of its American Manufacturing Program on Thursday, bringing four new partners — Bosch, Cirrus Logic, TDK, and Qnity Electronics — into its domestic supply chain. The companies will manufacture essential materials an... See more

Tim Cook touched down in Chengdu, China, this week for an Apple Store event tied to the company's 50th anniversary, a carefully choreographed visit that comes at a pivotal moment in the iPhone maker's complicated relationship with the world's largest smar... See more