They also suggested taking measures to reduce exposure to the signals, like hands-free devices or texting.

VOA: special.2011.06.06

These devices use rope-like material to carry movement from the shoulder to the prosthetic arm.

VOA: special.2009.03.10

Such devices are found increasingly in public places like airports, restaurants and office buildings.

VOA: special.2009.08.11

However,I noticed several of them carried devices that looked very much like rifles.

VOA: special.2010.07.17