Microsoft says hackers broke into its corporate email system and accessed the accounts of members of its leadership team, as well as those of employees on its cybersecurity and legal teams.
The S&P 500 has surged this year, but most of those gains are thanks to a handful companies nicknamed "The Magnificent Seven." And that's worrying Wall Street.
The surprise development follows Altman's abrupt ouster from OpenAI by its board of directors over an apparent rift over balancing AI safety with the push to publicly release new powerful AI tools.
British regulators blocked Microsoft's purchase, thwarting the biggest tech deal in history over worries that it would stifle competition in the fast-growing cloud gaming market.
Google's Bard, an answer to Microsoft's ChatGPT, delivered a factual error in a search demo that the company shared widely. That sent Alphabet's market value plummeting this week.
Microsoft says it rolled back a network change that may have caused thousands to lose access to its apps Wednesday morning. Key workplace engines like Teams, Outlook and Sharepoint were impacted.
The layoffs at Google follow similarly huge cuts at Microsoft, Amazon and Salesforce. Tech companies who hired rapidly during the pandemic now face fears of recession.
Quality assurance workers at Microsoft's ZeniMax Studios began voting on a union in December. Microsoft pledged to remain neutral through the process and let employees decide if they want to join.
The Federal Trade Commission said Microsoft's planned takeover of the video game company could suppress competitors to Microsoft's Xbox game consoles and its growing games subscription business.
Facebook and Instagram's parent company Meta reported a revenue drop for the second time in its history. Snapchat, Microsoft and Google also reported losses in the last quarter.