The name is based on a funny joke many years ago on a British television show, "Monty Python's Flying Circus."

VOA: special.2010.08.01

The revolution is based on the work of scientists who study the movement of the continents a process called plate tectonics.

VOA: special.2010.01.12

One is based on Scrabble, the board game where players try to form words from letters with different point values.

VOA: special.2011.02.10

The order of the list is based on how corrupt a country's government is considered by a number of international organizations.

VOA: special.2009.11.28

The treadle pump is based on a design developed in the nineteen seventies by Norwegian engineer Gunnar Barnes.

VOA: special.2009.08.17

While representation in the House is based on population size, all states are equally represented in the Senate.

VOA: special.2009.08.14

A big part of this prediction is based on signs that the housing market is beginning to improve.

VOA: special.2009.05.08

It is based on the story of a fairy from heaven who comes to Earth and marries a cowhand on a farm.

VOA: special.2010.02.08

His name is Jose Feliciano. Here he plays a song that is based on traditional Spanish guitar music.

VOA: special.2010.05.12

The ruling is based on the idea in the United States and many other countries that a corporation is a legal person.

VOA: special.2010.03.05

The solar water heater described here is based on a design developed some years ago in Afghanistan.

VOA: special.2009.04.20

The film is based on the comic strip that was created by Brad Anderson in the nineteen fifties and still appears in newspapers.

VOA: special.2010.06.14

is based on advice given to Rosanne by her father, the country music great Johnny Cash.

VOA: special.2009.12.04

The game is based on the tension between the interests of an individual and a group.

VOA: special.2009.10.21