Scientists say an experimental vaccine reduced the risk of infection in human beings by thirty-one percent and was safe.

VOA: special.2009.10.13

And so begins the first powered flight of the experimental plane designed to take man to the edge of space.

VOA: special.2010.07.07

A new study in the journal Nature has shown some hopeful results from an experimental gel that might protect women from H.I.V.

VOA: special.2009.03.16

After a number of experimental geodesic domes were built, industry began to understand the value of the design.

VOA: special.2010.05.30

The exact cause is unknown. But in a recent study, an experimental drug showed signs of halting the disorder in laboratory mice.

VOA: special.2010.05.19

Scientists say an experimental vaccine reduced the risk of infection in humans by thirty-one percent and was safe.

VOA: special.2009.09.30

Their question is part of a model used by experimental economists to explain social and individual behavior.

VOA: special.2009.03.03

The first experimental radio broadcasts in the United States were made in the early nineteen hundreds.

VOA: special.2010.01.31

The group says it could be hard to stop experimental organisms from entering the natural environment.

VOA: special.2010.07.20

Russia's Pavlovsk Experimental Station houses one of the oldest seed and plant collections in the world.

VOA: special.2010.08.24

The same journal also published a report in July on an experimental device called the CellScope.

VOA: special.2009.08.03

Last month,researchers reported that an experimental drug improved survival in a study of melanoma patients.

VOA: special.2010.07.06

Ella Fitzgerald was greatly influenced by the experimental music of Charlie Parker and Dizzy Gillespie.

VOA: special.2010.07.04

But the story began in the nineteen forties with the X series of experimental aircraft.

VOA: special.2010.07.07