Pui-Wing Tam

In “Maya and the Robot,” a shy brainiac finds, fixes and brings to life an artificially intelligent robot named Ralph.

We were spread across three continents, at the mercy of vaccine geopolitics. Which of us would be inoculated last?

For years, impostors have been posing as members of the military to bilk people out of money. Why has Facebook been unable to stop them?

Leading Silicon Valley entrepreneurs are forming a Founders for Change coalition to deliver a message to the white- and male-dominated world of venture capital.

Why is the tech industry populated with so many aggressive dudes and so few women? Emily Chang examined the issue in her book, “Brotopia,” and shared her findings with us.

The Amazon chief executive was briefly the richest person in the world, by one reckoning, but then the company issued a disappointing earnings report.

Tasty has been so profitable through its brand-sponsored videos that it is now turning its digital food machine into real-world products.

A company known for its software and its failure to make good gadgets is making advances in personal computers. Consider the ingenuity of the Surface Studio big-screen desktop.

A record $2.7 billion fine hurt Alphabet’s bottom line last quarter, but it was a financial footnote for Google’s parent company.

Despite all the issues facing Uber, many people in in Silicon Valley and beyond would love to have the company’s chief executive job.