David Johnson is a chemistry professor in the State University of New York's College of Environmental Science and Forestry.

VOA: special.2009.06.09

Doctor Johnson established a tennis camp for black children who were not permitted to play on tennis courts for whites.

VOA: special.2010.02.07

Professor Johnson suspects a strong link between the rise of instant and casual communication online and an increase in writing mistakes.

VOA: special.2010.01.28

Today,Frank Oliver and Doug Johnson tell about a special plane called Voyager and the effort to set a difficult world record.

VOA: special.2010.10.06

Mark Johnson writes on the CD: "As a human race we come together for birth, we come together for death.

VOA: special.2009.07.31

The president's wife, Lady Bird Johnson, invited several women to a luncheon to discuss the problem of crimes committed by young people.

VOA: special.2009.06.07

The chief justice of the United States swore Johnson into office a few hours after Lincoln's death.

VOA: special.2010.01.21

So a group called AmericaShare worked with the Johnson & Johnson company to produce washable sanitary napkins.

VOA: special.2009.03.16

They promised to make a fair and honest decision on the guilt or innocence of Andrew Johnson.

VOA: special.2010.01.28

One was a virus expert. Karl Johnson had identified and photographed the Ebola virus just days earlier.

VOA: special.2009.02.23

Last year, Johnson became the second driver in history to win a third straight Sprint Cup championship.

VOA: special.2009.04.10

A Virginia congressman, Roger Pryor, was visiting Fort Johnson when the order to fire was given.

VOA: special.2009.08.13

"It was a bill of sale from William Johnson, eighteen thirty-two, for five hundred dollars.

VOA: special.2011.02.11

The Hula Honeys,Robin Kneubuhl and Ginger Johnson, say the couple took a chance on them.

VOA: special.2011.05.09

Mark Johnson made the songs by recording one part of the song at a time.

VOA: special.2009.07.31