He was forty years old. Over the years,historians and medical experts have tried to explain the cause of Poe's death.

VOA: special.2009.02.02

The speech he gave would be one of his last, as Kay Gallant and Harry Monroe explain this week in our series.

VOA: special.2009.12.31

He discusses how scientists over the years have identified the experience and developed theories to explain it.

VOA: special.2010.02.24

He said he tried to explain what children generally are like at different times in their development so parents would know what to expect.

VOA: special.2009.03.15

This might explain why he is probably better known overseas than in the United States.

VOA: special.2009.11.10

Then he called his men around him to explain to them his battle plan.

VOA: special.2009.06.18

But he went to the city to explain his plans to President Lincoln.

VOA: special.2009.11.26

He says the finding might also help explain why people with A.D.H.D.

VOA: special.2009.09.29

He used them to explain the differences between North and South.

VOA: special.2009.07.30

But he welcomed the chance to explain his actions.

VOA: special.2009.07.02

He would try to explain it this way when students asked for a top grade just for studying hard in chemistry class: What if a baseball player came to spring training and worked harder than all the others, but still could not play well.

VOA: special.2009.03.12

(Sound) On the program itself, Griffin was constantly challenged, as in this exchange, where he tries to explain his stance on immigration.

VOA: standard.2009.10.23

He says the appropriate authorities in the North need to better explain this and make an apology.

VOA: standard.2009.09.09

He says the key for getting out of Afghanistan is to gain the trust of the Afghan people and to explain the exit strategy.

VOA: standard.2010.05.26

He says international politics explain why so few have been tried for rights abuses.

VOA: standard.2009.09.07

U.S.Ambassador to Afghanistan Karl Eikenberry was asked to explain cables he reportedly sent to President Obama last month from Kabul, questioning the wisdom of sending thousands of additional U.S.troops to Afghanistan while concerns persisted about Afghan President Hamid Karzai's leadership.

VOA: standard.2009.12.09