Readers respond to an essay by Patti Davis on caring for family members with dementia. Also: New math on a wealth tax; how ...

AI’s predictive power is transformative, but its lack of explainability, contextual understanding, and causal reasoning ...

Learning a new language can be a tricky affair. Thankfully, we now have countless translation apps that make navigating foreign places much easier. But sometimes, those same tools do the exact ...