Three astronauts were named for the first manned Apollo test flight: Virgil Grissom, Edward White and Roger Chaffee.

VOA: special.2009.07.08

The two groups were retested four years later, and the study compared the results with the first test.

VOA: special.2009.10.21

NASA also said the first astronauts had to be military pilots with experience in test flying airplanes.

VOA: special.2009.06.10

Doctors who suspect a patient has Alzheimer's must test the person for many other physical problems first.

VOA: special.2009.09.15

In June,the Speed Sisters became the first all-female racing team to compete in the Speed Test, a popular race in the West Bank.

VOA: special.2010.07.30

"I thought that sooner or later one thing was sure to happen: The first real test once he was through school would ruin him.

VOA: special.2009.01.03

I thought that sooner or later one thing was sure to happen: The first real test once he was through school would ruin him.

VOA: special.2010.03.27

The Supreme Court has heard many cases that test the meaning of the First Amendment.

VOA: special.2009.05.22

For the first time, scientists around the world had a limitless number of cells they could use to test the effects of diseases, medicines and chemicals.

VOA: special.2010.07.21

Jonas Salk used these HeLa cells to test the first vaccine for polio.

VOA: special.2010.07.21

One test will be next week, when European Union leaders gather to choose the first president of the European Union.

VOA: standard.2009.11.11

The Security Council resolution was put in place after North Korea' first nuclear weapons test and the launch of a ballistic missile.

VOA: standard.2009.04.03