Such appointments are permanent. Those hired with the understanding they will seek tenure are said to be "on the tenure track."

VOA: special.2009.04.09

Her love songs also seem more adult in subject, like the title track to the new album, "Can't Be Tamed."

VOA: special.2010.08.06

Les Paul is best known for creating one of the first solid-body electric guitars and the eight-track recording device.

VOA: special.2009.09.27

"For example in Rwanda, where cell phone-based technologies are being used to keep track of dispensation of drugs to patients with H.I.V.

VOA: special.2010.05.03

USA Track and Field Hall of Famer, Bill Bowerman, is credited with bringing jogging to the United States in the nineteen seventies.

VOA: special.2010.06.08

You can track a shark that swims from Australia all the way to southern Africa and back.

VOA: special.2009.03.25

But they receive lower pay than those on the tenure track and have no job security.

VOA: special.2009.04.09

To make his guitar, Les Paul attached guitar strings and two electronic pickup devices onto a flat piece of wood from a railroad track.

VOA: special.2009.09.27

In the late nineteen fifties he invented the eight-track recording method known as multi-track recording.

VOA: special.2009.09.27

We leave you with the title track from Arcade Fire's new album, "The Suburbs."

VOA: special.2010.08.13

Here is Cruz performing the song "Guantanamera" from the sound track of this movie.

VOA: special.2009.04.19

And "Spin" says the album's title track is the band's best song to date.

VOA: special.2009.05.29

Professors on the tenure track teach classes, advise students and carry out research.

VOA: special.2009.04.09

We leave you with the title track from his latest album "Psychedelic Blues."

VOA: special.2010.08.02