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In city parks, at Phish shows and outside Madison Square Garden, a nomadic salesman builds his brand, one pistachio-laden wedge at a time.

The tech leaders, with combined net worths exceeding $670 billion, have brought props to court and traded icy stares as their legal dispute reaches a denouement.

Freed from ethical constraints and hardened by years of war, a country long seen as a bureaucratic giant has become an entrepreneurial one.

An entrepreneur behind drones that make the final strike themselves epitomizes the transformation of Ukraine’s civilian technology industry into a defense powerhouse.

Her minimalist gallery-like store on Park Avenue was a destination for generations of moneyed New Yorkers and helped change the way clothing is sold.

The entrepreneur Glen Tullman is betting people want to dress up and watch magicians in a luxury setting. Either it will work or $50 million will go poof.

The term “high agency” is an ethos for a gambler’s time.

Michael Haskell, 17, set out to make some money from his locker dives. He ended up learning about life.

Louis Bofferding has an intimate feel for rare antiques with dramatic back stories. But his wealthy clients are content to point and click.

Everette Taylor took over Kickstarter at a low moment for the crowdfunding pioneer, which made its name with small projects but now attracts major multinationals and celebrities.

A New York restaurant’s Lunar New Year merchandise has become a coveted collector’s item.

With the help of some of her nieces, the New York designer Anna Sui is steering her 45-year-old label into the future.

Young tech entrepreneurs in San Francisco are hoping to cash in, even as they wonder how artificial intelligence will affect society.

Defections, secret conversations, deal talks that fizzled and a battle for control: The turmoil at Thinking Machines Lab is the artificial intelligence industry’s latest drama.

Greensboro’s economy depended on friendly relations with Canada. But after tariffs and threats to make the country the “51st state,” neighborly ties have frayed.