Guides explain that it did not result from the action of water and streams like other limestone caves.

VOA: special.2009.12.07

Experts explain that the movement of air in the atmosphere and natural qualities of the human eye caused him to see markings that were not there.

VOA: special.2010.07.11

Scientists explain that the surface of our planet is always in motion.

VOA: special.2010.01.12

The exhibits include historical objects that explain his presidency, his famous speeches and his life in the White House.

VOA: special.2009.07.24

The Museum of Crime and Punishment has exhibits that explain how experts gather evidence at the place where a crime is committed.

VOA: special.2010.05.05

The study found that climate conditions alone could not explain the amount of tree cover in different areas.

VOA: special.2009.09.01

We explain its place in the history of the first stagecoaches that carried mail to the American West.

VOA: special.2010.04.26

This is not a subject that many media programs have tried to explain to very small children.

VOA: special.2009.11.27

Mister Leakey believed that learning more about these animals could help explain the evolutionary past of humans.

VOA: special.2009.11.18

John Geiger says that many people who experience the Third Man explain it as a religious experience.

VOA: special.2010.02.24

The scientists say that studies based on the new genome may help explain, in the short-term, why the organism has been so aggressive.

VOA: special.2009.11.03

But word expert Charles Funk says that early writer could not explain where the name started.

VOA: special.2010.03.07

Many people found the objects and displays helped explain a subject that is hard to understand.

VOA: special.2009.12.01

Today we explain a very old saying that has had a big influence on rock-and-roll music.

VOA: special.2009.06.21