Hammerhead simplifies bike navigation through smartphone-connected LED clip

Biking is one of the most efficient ways to get around town, so long as you know where you're going. For cyclists who don't, Hammerhead Navigation thinks it has one of the simplest ways to get directions without lifting eyes on the road. Its T-shaped device, the Hammerhead, clips onto a bike's handlebars and lights up LEDs along its left or right side when the rider is approaching a turn that they need to take. It receives directions by connecting to a smartphone app and constantly pinging its G...