Nir Kaissar is a Bloomberg Opinion columnist covering markets. He is the founder of Unison Advisors, an asset management firm. If you want to own Treasuries but are worried that America’s unruly ...

“Structured products” are proliferating in exchange-traded funds, and defined-outcome ETFs, or “buffer ETFs,” are among the most popular. These ETFs use options to provide an explicit amount of loss ...

One idle evening last October, Mehtaab Sawhney took up an old pastime. He began perusing the website erdosproblems.com, an updated record of the 1,179 conjectures left behind by the eccentric and ...

Five years ago, mathematicians Dawei Chen and Quentin Gendron were trying to untangle a difficult area of algebraic geometry involving differentials, elements of calculus used to measure distance ...

Microsoft’s MSFT-0.63%decrease; red down pointing triangle Copilot chatbot has become central to its artificial-intelligence strategy as the company’s close partnership with OpenAI diminishes. But the ...

Buffer ETFs—exchange-traded funds that protect investor returns from market downturns while capping the upside—have drawn in tens of billions of dollars in recent years from baby boomers and ...

Artificial Intelligence 'I violated every principle I was given': AI agent deletes company's entire database in 9 seconds, then confesses Cancer New AI model spots pancreatic cancer up to 3 years ...

We look into the mental health crisis affecting American youth. By Sam Sifton I am the host of The Morning. The numbers are staggering. Nearly one in four 17-year-old boys in the United States has ...

I’m in a coffee shop when a young child dumps out his mother’s bag in search of fruit snacks. The contents spill onto the table, bench and floor. It’s a chaotic – but functional – solution to the ...

The ruling marks the latest victory in our ongoing fight against so-called police “buffer zone” laws, which interfere with journalists’ right to gather news and report on law enforcement activity. It ...

The busy box that is your brain is hard at work all day long—and it doesn’t quit when you’re asleep. Not only does your brain fill your slumber with dreams, it also goes right on solving the problems ...