If you’ve been outside you may have noticed that the air seems fresher and cleaner. It’s happening here in the Phoenix area, and all across the country. Cronkite News reporter Madison Staten explains why.
"Nova" explores new discoveries and how we have come this far on Wednesdays at 8 p.m. on Arizona PBS.
Hosted by journalist Jim Cotter, the Emmy Award-winning interview series "Articulate with Jim Cotter" profiles smart, creative people from authors to poets to musicians – all with great stories to tell.
Explore some iconic historical moments while debunking long-held myths and shining new light on past events. Advances in investigative techniques, forensic science and historical scholarship offer new evidence on forgotten mysteries.