Birkenstock sandals are ubiquitous in summer. But can the well-known footwear be considered art? That’s the question Germany’s Federal Court of Justice had to wrestle with on Thursday.

A group of experts consider the accessories from the past 100 years that changed how we carry our things — and ourselves.

It's common for Americans to misunderstand French greeting etiquette, leading to awkward first impressions. Here's how to ...