The volcanic eruption was the second time in two years that Iceland has shaken its neighbors to the east.

VOA: special.2010.04.23

This is compared to half of students who had looked for a job by this time two years ago.

VOA: special.2009.06.25

But by the time he was thirteen years old, he was winning against players two times his size and age.

VOA: special.2010.02.07

From that time until she was almost seven years old, Helen could communicate only by making signs with her hands.

VOA: special.2009.11.08

Other scientists have shown that sun spot activity can be measured in periods of time that last about eleven years.

VOA: special.2009.09.29

Four years later, North Carolina State University hired her as the school's first full-time women's basketball coach and athletics coordinator.

VOA: special.2009.03.29

For the first time, Americans will be required to have health insurance or face a yearly fine starting in four years.

VOA: special.2010.03.24

He made his own breakfast for the first time in many years, he was still angry with his father.

VOA: special.2009.03.07

Jill Wiseman of Austin,Texas, left her job at a high-tech company four years ago to do beading full time.

VOA: special.2009.05.18

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

They had to work. By the time Sarah was five years old, she was picking cotton in the fields with her family.

VOA: special.2010.03.28

She says the government has provided books for her school only one time during the past few years.

VOA: special.2009.08.24

In later years, he looked back at his marriage to Hadley as the happiest time of his life.

VOA: special.2011.06.19

By the time John was 30 years old, he had become one of the leaders of his town.

VOA: special.2010.06.26