Autonomous free-flying robots aboard the International Space Station (ISS) frequently lose their bearings. Without gravity to distinguish up from down, even precision sensors suffer from accumulating ...

ChatGPT-5.2: ChatGPT started off with a somewhat confused step by step graph, where the text didn’t fully fit inside the box.

Is Putin a traditional Russian leader or, on the contrary, – does he represent a new type? Peter Pomerantsev: Putin is not a typical leader of Russia. He is a model authoritarian leader of the ...

Check syllabus and exam pattern. Learn topics in General Knowledge, Reasoning, Mental Ability, and Computer Science for ...

As avid puzzlers know full well, the humble jigsaw puzzle is a thing of beauty in multiple ways. Not only are jigsaws an absorbing time sink, but multiple studies have demonstrated they are good for ...

Now in its ninth year, our annual poll showcases 255 vital video essays, nominated by 72 international voters.

Dec. 18, 2025 Sajid and Naveed Akram are suspected of killing at least 15 people and injuring dozens during a Hanukkah gathering in Australia. Dec. 18, 2025 As concerns grew that the Trump ...