Charles Wortmann at the University of Nebraska-Lincoln says a one-time tillage may be used to correct a problem like aggressive weeds.

VOA: special.2010.09.28

The United States had sent an astronaut of its own into space for the first time in nineteen sixty-one.

VOA: special.2009.07.08

The famous former basketball player Michael Jordan is considered to be one of the best "slam dunkers" of all time.

VOA: special.2011.03.25

Smiley got him so the frog was catching flies, and he would catch one of those insects every time.

VOA: special.2009.08.29

Naming expert Cleveland Evans explains that many of these names were traditionally female or male at one time or another.

VOA: special.2009.07.06

A reputation -- what people think of you, good or bad -- is built one message at a time.

VOA: special.2011.07.22

For a time he was one of only three doctors,and the only surgeon, at a huge hospital in Kinshasa.

VOA: special.2009.02.23

The media and political observers have spent a lot of time examining Mister Obama's first one hundred days in office.

VOA: special.2009.05.02

By the time John Henry was a young man, he was one of the best steel-drivers in the country.

VOA: special.2009.02.21

He began to work on one of his long-time dreams - opening a sports center for the young people of San Juan.

VOA: special.2010.04.11

They helped make her book "Coming of Age in Samoa" one of the best-selling books of the time.

VOA: special.2010.01.17

Our subject this week is the teenage investigator in one of the most successful children's book series of all time Nancy Drew.

VOA: special.2009.08.24

Then everything she had was destroyed again -- this time, in the Great Chicago Fire of eighteen seventy-one.

VOA: special.2009.03.16

It is that time of year again. Warm weather means outdoor music festivals and one of the biggest is happening right now.

VOA: special.2009.05.01