Sue Savage-Rumbaugh

PBS' premier science series helps viewers of all ages explore the science behind the headlines. Along the way, NOVA demystifies science and technology, and highlights the people involved in scientific pursuits.

Horizon tells amazing science stories, unravels mysteries and reveals worlds you've never seen before.

In 2002, a 60-year old McCartney refocused the attention on his musicianship, staging a massive live concert in Cleveland, Ohio. The superstar, who went on to form the popular rock group Wings and had several hit records as a solo artist, performs a track list that covers all three phases of his long and prolific career, including the hits "Eleanor Rigby," "Live And Let Die," "Blackbird," "The Long And Winding Road," and "Mother Nature's Son." In addition to the 30 tunes that McCartney enthusiastically performs, seemingly immune to the ravages of time and aging, BACK IN THE U.S.A LIVE also includes candid behind-the-scenes footage of the rocker backstage and on the road.

Focuses on the bonobo Kanzi, his language acquisition, and his relationship with the researchers studying him.