But another NASA project, the Lunar Crater Observing and Sensing Satellite,or LCROSS, could provide answers to what lies deeper beneath the moon's surface.

VOA: special.2009.09.30

The weasel came closer but the babies sensing danger cried out.

VOA: special.2009.02.28

Such a system contains sensing equipment that notes danger.

VOA: special.2009.03.17