When the dust settles

LCROSS impacted with the moon last Friday. Now that the lunar dust has settled, what did scientists find out about the presence of water ...

Air Date: October 12, 2009

What a

The U.S. economy lost 263,000 jobs in September, with the national unemployment rate edging up to 9.8 percent. At the same time, most eco ...

Air Date: October 7, 2009

Historian Joan DeJean

Historian Joan DeJean attributes the comfort and casualness of American homes to the introduction of the sofa, running water and toilets ...

Air Date: October 5, 2009