Update (2025/10/31): Incorporated QOJ OCR data from @cjwen6. Thanks a lot for the contribution! Also added HTTPS. Simplify the statement & remove background by prompting LLM. Embed the simplified ...

Automakers routinely share parts, materials, and technologies across multiple model lines to reduce costs and streamline production. The downside is that when a glitch results in a recall for one car, ...

Time to test your brain! Are you a puzzle person? Most of these hard math problems aren’t straightforward arithmetic. They challenge you to look at problems a different way, testing your logic and ...

The nation relies on cyber systems for commerce, critical infrastructure, national security, and most facets of daily life. However, the growing scale and complexity of cyber technologies–coupled with ...

If you’re living with ADHD, it may not be the only health problem you have. The disorder often happens along with other health problems. Adults with ADHD may have depression, sleep problems, and ...

Complex organizational problems and chaos are silent killers of productivity and innovation. In today’s fractured work environment, they are more prevalent than ever. Political transitions, ...

Practical word problems are often considered one of the most complex parts of elementary school mathematics. They require students to understand the context of a math problem, identify what the ...

If you want to accentuate the importance of a problem, it seems sensible to explain how prevalent it is. Lots of people are at risk of Alzheimer’s disease. Lots of women carry a gene that makes them ...

Most eyelid issues aren’t serious. But if you’ve noticed something’s different about one or both of your eyelids, it’s important to know what to look out for. Faces aren’t even (or “symmetrical”). So ...