If you like the idea of a ‘whodunnit’ style detective game, but one without any murder or grizzly crime, you’ll probably love Little Problems. It’s a cosy detective game, where instead of solving ...

Yet, by one important measure, China’s global heft is shrinking. In dollar terms, China’s gross domestic product, as a share of the global economy, peaked in 2021 at around 18.5%, when it grew to be ...

Prefer Newsweek on Google to see more of our trusted coverage when you search. Yet, when Americans are asked to name the single biggest problem facing the country today, something else keeps coming ...

In a dark room, in the middle of the night, a woman lies dreaming. Suddenly, her eyes beneath their lids dart crisply left-right, left-right. The eye signal means she knows she’s dreaming. Lucid ...

Elementary school teachers report increasing behavioral problems among young students. Schools are helping to better train teachers to deal with classroom behavior issues. Elementary teachers say they ...

A sign in a classroom at Lead Elementary encourages children to take a break when feeling big emotions. Teachers across the country say student behavior is still challenging post-pandemic, and more ...

The verdict, it seems, is in: artificial intelligence is not about to replace mathematicians. That is the immediate takeaway from the “First Proof” challenge—perhaps the most robust test yet of the ...

What are the most pressing global crises in 2026? Each year, the International Rescue Committee’s (IRC) Emergency Watchlist identifies the countries at greatest risk of new or worsening humanitarian ...

What are the most pressing global crises in 2026? Each year, the International Rescue Committee’s (IRC) Emergency Watchlist identifies the countries at greatest risk of new or worsening humanitarian ...

(set-logic QF_S) (declare-fun a () String) (assert (= (str.substr (str.++ a a "0") 0 6) (str.++ a "a"))) (check-sat) (get-model) Here's the behavior > z3 bug.smt2 ...