ultrasonic

Google debuts Tez, a mobile payments app for India that uses Audio QR to transfer money

After several weeks of speculation and leaked details, today Google officially unveiled its first big foray into mobile payments in Asia. The Android and search giant has launched Tez, a free mobile w

A 3D Printed Cast That Can Heal Your Bones 40-80% Faster

It looks like something from the Borg (read, cool), but it's actually a cast for healing bones. The Osteoid, created by Turkish student Deniz Karasahin, incorporates 3D printing and ultrasonic tech

Mall App Tracks Shoppers With Ultrasonic Device

The white device here (pictured next to a phone for scale) is in the process of getting mounted on store walls in Singapore malls. When active, the device will emit an ultrasonic signal that an app ca