A 15th-century medieval ring was recently unearthed at Wawel Royal Castle in Krakow, Poland. The piece of jewelry was found beneath rubble in a king's fortification.

Have you ever been to a sporting event or a rally and wanted to pay tribute to someone on the field? Usually, you're lifting ...

Use precise geolocation data. Actively scan device characteristics for identification. Store and/or access information on a ...