For thousands of years, the eye of Horus remained as a sign of the god's help to the suffering and sick.

VOA: special.2009.03.22

The paintings hanging in these large rooms give a lesson in the history of art over hundreds of years.

VOA: special.2010.08.04

This kind of shoe appears to have been worn for thousands of years across a large area of Europe and beyond.

VOA: special.2010.08.03

It took a number of years before Congress was able to pass a law demanding a literacy test for immigrants.

VOA: special.2010.05.20

It has high mountains. It has valleys formed by ancient ice that cut deep into the Earth millions of years ago.

VOA: special.2009.01.07

In two-thousand three, American William Ruddiman first proposed that global warming resulted from human activities thousands of years ago.

VOA: special.2011.04.26

They wonder at the beauty of the area and imagine what it felt like to live there hundreds of years ago.

VOA: special.2010.07.05

He says looking back thousands of years can help researchers look forward by understanding how a disease changed over time.

VOA: special.2010.06.29

Millions of years later these would become the giant rocks called Half Dome and El Capitan in Yosemite Park.

VOA: special.2009.01.07

Also,a valuable record of thousands of years of weather history will also be lost if the ice melts.

VOA: special.2009.04.22

Through this process, scientists are able to answer questions and solve puzzles about animals and their environment from thousands of years ago.

VOA: special.2010.04.07

For example, scientists recently discovered a group of small organisms that appear to have lived for millions of years under the ice.

VOA: special.2009.06.03

Natural gas is considered the cleanest of the fossil fuels, the fuels created by plant and animal remains over millions of years.

VOA: special.2009.10.23

His research has taken him as far as China, where soybeans have been grown for thousands of years.

VOA: special.2009.03.23