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

To make that genome, the researchers replaced all the natural genetic material in a bacterial cell with a synthetic set of genes.

VOA: special.2010.07.20

Buresh and his colleagues have come up with a set of key questions that will help farmers make that decision.

VOA: standard.2010.07.28

A number of people have taken over a children's climbing set. They've set up sheets and tents and what look like make shift sleeping bags.

VOA: standard.2010.01.14

In regular short-selling,traders borrow assets and sell them at a set price, hoping they can make a profit by buying them later at a lower price.

VOA: standard.2010.05.19

"This is about trying to tackle an exceptional economic crisis, far beyond the financial system and set in place measures, measures that really do make a difference,".

VOA: standard.2009.03.29

"It is about the ability to understand our world, to harness and train that human capacity to solve problems and think critically a set of skills that informs the decisions we make throughout our lives."

VOA: standard.2009.11.24