The answer to this mathematical brain teaser is NOT 40 - can YOU solve it in 30 seconds by remembering the special rule?

A version of this story appeared in CNN Business’ Nightcap newsletter. To get it in your inbox, sign up for free here. The annual World Economic Forum confab known as Davos has always had an optics ...

It’s only 8:00 A.M., and the hospital is already overflowing with patients; the drama has ratcheted up a notch, and someone dared to harm my beloved Mel. I’m pissed, but I’m also locked in for this ...

eSpeaks’ Corey Noles talks with Rob Israch, President of Tipalti, about what it means to lead with Global-First Finance and how companies can build scalable, compliant operations in an increasingly ...

After adopting a pair of bonded cats who’d been in foster care for almost three years, a Reddit user is now facing a big problem—neither cat seems to be adjusting well to their new home. In a post ...

Fed officials are struggling to find the interest-rate policy that best balances concerns about inflation with worries over a sluggish labor market Fed governor Stephen Miran, at left, and New York ...

Getting good at LeetCode Java can feel like a puzzle sometimes, right? You see all these problems, and you’re not sure where to even start. This guide is here to break down the common approaches and ...

Ford's reputation as an engine manufacturer has been boosted by successes like the 427 cubic inch V8 that made history at the 24 Hours of Le Mans and the 5.0-liter Coyote V8 that is one of the best ...

White House press secretary Karoline Leavitt confirmed Monday that Defense Secretary Pete Hegseth authorized the Sept. 2 strikes on an alleged drug trafficking boat in the Caribbean, while saying it ...

While you were sleeping, large parts of the Amazon Web Services (AWS)-based internet went offline around the world. According to the AWS outage monitor, the problem stemmed from a misconfiguration of ...

That’s how Meta’s chief AI scientist Yann LeCun described the blowback after OpenAI researchers did a victory lap over GPT-5’s supposed math breakthroughs. Google DeepMind CEO Demis Hassabis added, ...

Most American voters believe the United States is too politically divided to solve problems, according to a poll by The New York Times and Siena University released Thursday. The poll found that 64 ...