‘Body internet’ may eliminate the need for smartphones by changing how we use technology

What if the end of the smartphone era is caused by the ability to use your skin — instead of a screen or even voice commands — to interface with the internet? Or by using your mind to control devices without looking at them?

Innovations being developed at Purdue University may not only help reverse the trend of putting every possible task on a smartphone or other single device, but also completely change how humans have interacted with devices so far.