Almost nine out of ten also said they always wash after using the bathroom at home.

VOA: special.2010.09.29

For many years after Mister Harrison's work was completed, the idea of using a clock to learn longitude was rejected.

VOA: special.2010.07.14

But experts generally advise against using the drug if more than three hours have passed after the first signs of a stroke.

VOA: special.2009.09.22

Two years after he started using watercolor, he stopped illustrating for magazines like Harper's.

VOA: special.2010.07.25

Many of them are using the Hubble space telescope that is named after him.

VOA: special.2009.04.29

Those using control words removed their hands after about one minute fifteen seconds.

VOA: special.2009.08.18

After all,using cars to move goods causes a lot of carbon air pollution and traffic jams."

VOA: standard.2010.01.04

In addition,the U.S.Air Force conducted its first airdrop of supplies on Monday, north of Port-au-Prince, using an aircraft that flew from the United States and returned there after the drop, easing pressure on the Port-au-Prince airport.

VOA: standard.2010.01.19