The Reason These Ants Are Circling An iPhone Is Actually Kind Of Creepy

This video was filmed August 30th, 2015 . An iphone was placed in the center of approximately 300 ants.No animals were injured in the experimet.When the smartphone starts to ring because of an incoming call, the ants suddenly start circling around the phone.i dont know the reason why the ants controlled by the smartphone. i also dont know if a smartphone is able to cause injury because of electromagnetic radiation.Can a smartphone cause injury to a human?maybe this links will hel