Search giant Google is developing a new interaction sensor that can track movements with great accuracy using radar technology. It's only the size of a small computer chip and can be inserted into everyday objects and things we use daily. Watch the video for a guaranteed moment of amazement. If the Google's Soli technology final implementation will be as precise as the demonstration, we may soon all be making magical gestures to interact with our digital devices. And the best thing: it will feel entirely natural.