How to watch the 2016 Rio Olympics
There are different ways to keep up with the action from Brazil.
Wearable tech will be everywhere at this year's Olympics
From payment rings to antimicrobial outfits, there's something for (almost) everyone.
NBC will air the 2016 Rio Olympics in 4K, HDR and Atmos
But you'll have to wait an extra day to watch it that way.
Brazilian police live out Robocop fantasies, test glasses that scan for criminals
In advance of the 2016 Olympics 2014 World Cup (and the thousands of visitors it'll draw), military...