Watch the 10 most popular NOW on PBS videos of the year so far.

Dirty Politics 2008 Originally aired: January 4, 2008
NOW travels to South Carolina, for a visit with Lee Atwater and a discussion about negative campaigning.

Energy-Saving Homes Originally aired: March 28, 2008
NOW looks at a city-wide plan in Cambridge, Massachusetts, to make all its buildings more energy efficient.

Daughters for Sale Originally aired: April 4, 2008
NOW travels to Nepal during the Maghe Sankranti holiday, when labor contractors come to the villages of the area to “buy” the children.

Middle Class Insecurity Originally aired: February 1, 2008
NOW heads to America’s heartland — Illinois — to investigate rampant anxiety among America’s middle class.

India Rising Originally aired: June 20, 2008
NOW reports from Pune, India, where college graduates are getting tech jobs, families flock to the new mall, and and their economy is having global effects.

Education City Originally aired: May 16, 2008
NOW travels to Qatar, home of Education City, the largest collection of American universities in the Middle East.

Toxic Toys Originally aired March 21, 2008
NOW travels from California, where the state has banned phthalates in children’s toys, to NYC’s Toy Fair, and to Washington, D.C. to look at possible legislations on the issue.

Taxing the Poor Originally aired: April 11, 2008
NOW travels to Alabama to document the impact of regressive tax policies on three very different families.

Child Brides Originally aired: October 12, 2007
NOW takes an unprecedented inside look at a global custom that devastates girls’ lives and holds back communities.

College Summit Originally aired: April 25, 2008
NOW shares a year-long investigation of an innovative program trying to helping students from low-income families select colleges.