At the time, scientists believed that a person at the top of the mountain would only have enough oxygen to sleep.

VOA: special.2010.06.30

Astronauts Frank Borman,James Lovell and William Anders were in the spacecraft at the top of the Saturn Five rocket.

VOA: special.2009.07.08

A Beatles song was almost always at the top of the charts until the group's next hit replaced it.

VOA: special.2010.07.30

At indoor centers, climbers have many different paths they can use to get to the top of the walls.

VOA: special.2009.12.09

Later a transport system was added to permit people to visit an observation area inside the top of the arch.

VOA: special.2009.03.04

When the top of the main shoot is removed by pruning or breakage the auxin is no long produced.

VOA: special.2009.10.06

The same ten cities stay at the top of the list from year to year, although their order may change slightly.

VOA: special.2009.03.27

Since nineteen fifty-three, more than ten thousand people have attempted to climb to the top of the world's highest mountain.

VOA: special.2010.06.30

It held for a while. Then Union soldiers acting without orders forced their way to the top of the hill.

VOA: special.2009.11.26

Visitors can stand at the top of the mesas and look into the dwellings almost hidden in openings of the rock walls.

VOA: special.2009.03.04

People should tie a bright-colored object to the top of their car to increase the chance of rescue.

VOA: special.2010.01.05

His name was Arnold Parks. He caught another worker who had fallen off the top of the canyon.

VOA: special.2010.10.27

Today,scientists say a person dropped on the top of the mountain would live no more than ten minutes.

VOA: special.2010.06.30

There should be about one centimeter of space between the soil and the top of the container.

VOA: special.2010.10.12