An expert tells PEOPLE why pacemakers have Bluetooth technology, and how it can help locate Savannah Guthrie’s missing mother ...

Could the Search Party feature be used for more than finding lost dogs?

The top Bluetooth trackers, Apple's second-gen AirTag and all four Tile models, go head-to-head in our tests to determine which one deserves a spot on your key ring.

Discover the best eSIM providers in our ultimate guide. Compare plans, coverage and features to find the perfect eSIM.