Amazon’s Alexa is undergoing its biggest overhaul since debuting more than a decade ago. On Wednesday, Amazon said it was giving Alexa…

Shares of Tesla had been on a tear since Donald J. Trump won the presidential election. Investors were betting that the carmaker…

While using Apple’s automatic dictation feature to send messages on Tuesday, some iPhone users reported seeing a peculiar bug: the word “racist”…

Days after Apple’s chief executive met with President Trump, the company said on Monday that it planned to spend $500 billion and…

Elon Musk’s role as President Trump’s cost-cutting czar and his immersion in right-wing politics appear to be diverting his attention from Tesla…

A private company is aiming to heave a microwave oven-size spacecraft toward an asteroid later this week, its goal to kick off…

The good news for cryptocurrency investors arrived just after 8 a.m. on Friday: Coinbase, the largest crypto marketplace in the United States,…

Two years after Apple introduced an encrypted storage feature for iPhone users, the company is pulling those security protections in Britain rather…

The cryptocurrency exchange Coinbase said on Friday that the Securities and Exchange Commission had agreed to drop its lawsuit against the company,…

OpenAI said on Friday that it had uncovered evidence that a Chinese security operation had built an artificial intelligence-powered surveillance tool to…