Catalyst: Birds and beauty sleep

“Catalyst” reports on how urban life affects birds. Scientists have nicknamed the research project the “Sex and the City” study and discovering that noise may play a role in bird health in the city.

Sponsor message:

Sponsor message:

Sign up to receive the Arizona PBS Insider

Get up-to-the-minute information about your favorite programs and learn more about Arizona PBS news and events.

PBS KIDS specials featuring Curious George, Sesame Street airing in March

Get ready for a springtime adventures with Curious George and your 'Sesame Street' friends this March.

'Silent Witness' returns with new crime-solving dramas

Silent Witness

"Silent Witness" is back with more crimes, detectives, forensics and mystery. Tune in Sundays at 10 p.m., beginning March 24, on Arizona PBS.

'Great Performances' highlights opera trailblazer Birgit Nilsson

Great Performances "Birgit Nilsson"

On Sunday, March 31, at 2 p.m., celebrate the life of Swedish soprano Birgit Nilsson, the face of opera from the 1950s-70s.