Despite how TikTok is using it, "flow state" isn't just internet slang. It's a real psychological concept coined by psychologist Mihály Csíkszentmihályi. He used the term to describe a mental state ...

Across the globe, a race is under way to crack some of the last mysterious forms of writing that have never been translated.

The recycling symbol on that container doesn't necessarily mean it can go in your curbside bin. Here's how to decode those plastic recycling numbers.