Britain's Best Beach Huts

When Lori Vallow's kids vanished, the search for them unearthed a trail of suspicious deaths, a new husband who shared her doomsday views — and murder.

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.

The three-part documentary series, compiled from over 60 hours of unseen footage, captures the warmth, camaraderie, and creative genius that defined the legacy of music's most iconic foursome. The series also includes – for the first time in its entirety – The Beatles' final performance at London's Savile Row.