After the arrival of a less costly A.I. model from China, U.S. markets and academics are wrestling with the ultimate economic ...

Over the past two weeks, the world’s biggest technology companies – including Amazon (AMZN), Microsoft (MSFT), Alphabet ...

Amazon fell late on guidance, overshadowing big earnings winners with the jobs report due. Tesla stock is at a key level.

Major U.S. stock indexes slid on Friday as investors digested closely watched monthly employment numbers and a sharp drop in consumer sentiment.

Meta, Microsoft, Amazon, and Google parent Alphabet are expecting a cumulative $325 billion in capital expenditures in 2025, driven by their investments in artificial intelligence infrastructure.

US stock futures inched lower after Amazon (AMZN) joined Google (GOOG) and other AI-focused Big Tech companies with ...