This law kept slavery out of the northern part of the territory which the United States bought from France.
VOA: special.2009.05.14
Four of the five marmosets born as part of the experiment carried the foreign gene in several kinds of tissue.
VOA: special.2009.06.23
Ms.Morford is a professor at the University of New Mexico and part of a research center at Gallaudet University in Washington.
VOA: special.2011.04.13
Microfinance provides poor people with a way to build savings and work toward becoming part of a country's official financial system.
VOA: special.2010.06.16
States that want to take part in the Race to the Top cannot have rules that bar performance-based pay for teachers.
VOA: special.2009.07.30
And so that can result in the front part of the eye drying and not staying moist and protected like normal."
VOA: special.2011.08.01
The National Research Council, part of the National Academies, suggested ways to strengthen forensic science in the United States.
VOA: special.2009.10.03
He also produced the thirteen-part series, "From the Earth to the Moon" because of his support for human space travel.
VOA: special.2011.06.17
These spires were considered an architectural part of the building, so their length was included in the building's height measurement.
VOA: special.2010.03.31
As part of the supply effort, the British Royal Air Force even landed Sunderland Flying Boats on a Berlin lake.
VOA: special.2011.08.11
They could threaten food security for millions of Africans who depend on bananas as an important part of their diet.
VOA: special.2009.09.21
As part of the research project, nine farmers were given materials and trained how to build and use a hoop house.
VOA: special.2009.12.22
The pictures he used are part of an exhibit called "Beyond: Visions of Planetary Landscapes" by artist Michael Benson.
VOA: special.2010.07.28
At least nineteen of the fifty American states are planning to take part in the two thousand ten Earth Hour observance.
VOA: special.2010.03.22
应用推荐