The team is using forty cars and trucks to chase tornadoes, dropping measuring instruments in their paths.

VOA: special.2009.06.09

But in measuring distance, one degree shrinks from about one hundred nine kilometers at the equator to nothing at the north and south poles.

VOA: special.2010.07.14

It is also the tallest building when measuring height to tip, and highest occupied floors.

VOA: special.2010.03.31

Guinea Bissau has Africa's second lowest rating on the U.N.'s Human Development Index measuring life expectancy,education, and standards of living.

VOA: standard.2009.04.24

We do not have the choice,he said. Mr.Sarkozy's remarks coincided with the publication of a new report by two Nobel economists, Joseph Stiglitz and Armatya Sen, that looks at non-traditional ways at measuring social progress.

VOA: standard.2009.09.14

Failure to maintain tight control of glucose levels - by measuring blood sugar with a meter and compensating with doses of insulin - can result in serious health complications, including blindness, kidney failure and heart disease.

VOA: standard.2010.04.15