A combination of the change in frequencies used by modern phone technology and the lower transmit powers used by handsets means that the stickers don’t work properly with modern phones according ...

Stickers that claim to protect users against electromagnetic fields (EMF) from phones remain for sale on Amazon. The listings remain eight months after scientists told the BBC the smartDOT ...

Researchers tested 4G mobile phones and wi-fi access points with and without the stickers applied to them. And a spokesman for the lab said: "We could not find any evidence that these products had ...