BBC Four Monday

In the first of the quarter-final matches, two teams of four students compete to make it to the next stage of the competition. Jeremy Paxman asks the questions

The Polymaths compete against the Strategists in the quiz show presented by Victoria Coren

Alice Roberts follows a decade-long historical quest by a dedicated team of archaeologists to reveal a hidden secret of the bluestones of Stonehenge

Andrew Graham-Dixon explores how artists including Jasper Johns, Andy Warhol, James Rosenquist and Jeff Koons challenged the status quo of post-war America

Distinguished author and critic Robert Hughes puts American art in an historical perspective, focusing on the work of post-Civil War painters

Simon Sebag Montefiore examines the transformation of Vienna into a great cultural capital after the Ottoman threat receded at the end of the 17th century

Documentary focusing on the evolution of the weather forecast, from print via radio to TV and beyond, featuring archive footage and a look at the changing weather itself

The story of the Harris family, who were determined to go through with their summer holiday despite a series of misfortunes that befell them. First broadcast in 1976

The Polymaths compete against the Strategists in the quiz show presented by Victoria Coren

Andrew Graham-Dixon explores how artists including Jasper Johns, Andy Warhol, James Rosenquist and Jeff Koons challenged the status quo of post-war America