Some drug makers and other companies put three-dimensional images called holograms on their products as a security device.

VOA: special.2010.03.01

And the books cannot be placed on more than one device, so they are not easy to share.

VOA: special.2009.09.03

The students developed a device for cars to collect information on road conditions, driving behavior and traffic incidents.

VOA: special.2011.07.18

It is a small device that you move around on a flat surface in front of a computer.

VOA: special.2010.08.01

The same journal also published a report in July on an experimental device called the CellScope.

VOA: special.2009.08.03

He said the Earth is like a large mechanical device that will survive only if people living on it know how to operate it correctly.

VOA: special.2010.05.30

A computer mouse is the device that moves the pointer,or cursor, on a computer screen.

VOA: special.2010.03.28

A ball of clay is placed on a flat wheel device that turns quickly.

VOA: special.2009.09.09

The most important device for knowing directions on the ocean is a compass.

VOA: special.2010.07.14

The device can download books wirelessly from a store on Amazon's Web site.

VOA: special.2009.07.24

Mister Harrison was not satisfied and began working on yet another device.

VOA: special.2010.07.14

North Korea on Monday exploded a nuclear device and tested a series of missiles in defiance of the international community.

VOA: standard.2009.05.30

Still,not everyone is sold on the new device. Industry analyst James McQuivey "Now,is the iPad itself a really great and elegant and beautiful device?

VOA: standard.2010.04.03

Authorities arrested a Pakistan-born U.S.citizen, Faisal Shahzad, two days after an explosive device inside a sports utility vehicle failed to detonate in Times Square on May 1.

VOA: standard.2010.05.14