Scientists say more information is needed before they can be sure that painting roofs white would help battle rising temperatures.

VOA: special.2010.03.02

He had an idea for a tool that would help television actors read their lines without having to memorize them.

VOA: special.2011.05.11

It was designed to permit prisoners to live free and productive lives that would help people in the city below.

VOA: special.2010.03.31

So,in eighteen fifty-seven, Congress offered to help any company that would try to deliver mail overland to the West Coast.

VOA: special.2010.04.26

At that moment, I would have given my soul to become as small as she and enter her world to help her.

VOA: special.2009.07.25

At first,people wondered: would President Hayes keep the promises that were made to help him win the election.

VOA: special.2010.03.11

If that proves true, it would help thousands of people who are seeking to prevent life-threatening conditions.

VOA: special.2009.10.20

Last week, the Obamas announced that Marian Robinson would move into the White House with the Obamas and help take care of the girls.

VOA: special.2009.01.16

He did,however,offer to help Spain find a solution that would return peace to the island.

VOA: special.2010.07.08

He was trying to build a clock that would help sailors learn longitude.

VOA: special.2010.07.14

Schools could print out copies, but that would not help the environment.

VOA: special.2009.08.27

He and others hoped to see large-scale irrigation, reforestation and other projects that would help farmers grow more food.

VOA: standard.2010.07.16

The U.S.Embassy announced at the ceremony that it would donate $120 million during the next two years to help meet this need.

VOA: standard.2009.12.02

One reads that the governments would like access to codes that would help them read encrypted messages.

VOA: standard.2010.08.11