Here,he uses a set of buttons attached to a computer to make the silent robot move forward, backward or around in circles.

VOA: special.2009.12.17

He set new records when he flew his own airplane around the world in nineteen thirty-three.

VOA: special.2009.03.18

represented a time of promise. "This could not be happening" was the sentiment expressed as a growing crowd gathered around that black-and-white TV set.

VOA: special.2009.08.16

A non-stop flight around the world without re-fueling was the last flight record to be set.

VOA: special.2010.10.06

Mr.Mubarak is due to visit the White House, later this month,and U.S.aid to Egypt is set to increase by around 25 percent,this year.

VOA: standard.2009.05.09

But we need the world to move with us and reach consensus on a broader set of global standards that can be applied more evenly and enforced more credibly around the world,".

VOA: standard.2009.03.25