Amid sky-high inflation, water and energy cuts and prospects for a deal with the U. S. dimming, President Masoud Pezeshkian has apparently thrown up his hands. By Farnaz Fassihi and Leily Nikounazar ...

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 ...

Torkel Klingberg receives funding from the Swedish Medical Research Foundation. The digital revolution has become a vast, unplanned experiment – and children are its most exposed participants. As ADHD ...

Sign up for Unlocking the World, CNN Travel’s weekly newsletter. Get news about destinations, plus the latest in aviation, food and drink, and where to stay. In our ...

Having a smartphone may be harmful for children younger than 12, according to a new study. The study published Monday in the peer-reviewed journal Pediatrics found that owning a smartphone during ...

We're nearing the end of the year, which means streaming platforms are just getting started with their annual batch (read: Yuletide assault) of schmaltzy Christmas films, starring absolutely no one ...

Cognitive struggles are climbing across the U.S., especially among young and economically disadvantaged adults. Rates of self-reported cognitive disability nearly doubled in people under 40 between ...

As of Wednesday afternoon (PT), most users cannot watch YouTube videos, with various playback errors popping up. Update: As of 5:30 p.m. PT, this issue has been ...

In the third century BCE, Apollonius of Perga asked how many circles one could draw that would touch three given circles at exactly one point each. It would take 1,800 years to prove the answer: eight ...

Making a plug-in hybrid vehicle is quite complicated. There’s a combustion engine and an electric motor that need to be meshed together. Different automakers employ disparate strategies for how to ...

Learn how to use pattern-matching features in your Java programs, including pattern matching with switch statements, when clauses, sealed classes, and a preview of primitive type pattern matching in ...

See the world through the lens of science. Sign up for our free, daily newsletter Today in Science. As a child of the 1990s, I couldn’t avoid the game-turned-best-seller Tetris. Launched in 1984 by ...