General Motors' move suggests that billions in funding weren't enough in a still-developing part of the industry that has met with several setbacks and scepticism from wary drivers.

Google parent Alphabet's shares climbed to a record high Wednesday, a day after the company unveiled a new quantum computing ...

Tesla topped its 2021 peak on Wednesday and Alphabet hit a record for the first time since July, as four of tech’s seven ...

Big Tech stocks were surging on Wednesday, putting shares of many of the year's most popular megacap companies on pace for a ...

Shares of online advertising giant Alphabet (NASDAQ:GOOGL) jumped 4.9% in the afternoon session after the company introduced ...

Google parent Alphabet’s stock is having its best two-day run in nine years amid good news on the quantum-computing and Waymo ...

Shares of Rigetti Computing Inc. (RGTI), D-Wave Quantum Inc. (QBTS) and IonQ Inc. (IONQ) - all small-capitalization stocks closely associated with quantum computing - have gained 843%, 455% and 398% ...

Alphabet led a Big Tech rally on Wednesday, with its stock hitting a record high after U.S. President-elect Donald Trump ...

DETROIT — General Motors’ move Tuesday to halt funding for its Cruise robotaxi program makes way for Silicon Valley rivals to ...

Google’s Willow quantum chip achieved a milestone by performing a computation in under five minutes, which would take a ...

AI startup Character.AI has been hit with a second lawsuit, which alleges its chatbots "abused" two young people.

Major U.S. indexes gained at midday Wednesday as tech stocks climbed after the latest report on consumer inflation reinforced expectations the Federal Reserve will cut its key interest rate next week.