TV Guide Dave

The Top Gear presenter embarks on another light-hearted voyage of discovery, answering questions that have always baffled him on a particular subject. He begins by finding out about German physicist Albert Einstein. Using a combination of animation and motion graphics, James focuses on such topics as - How did a man falling off a roof change the universe? Who wanted Einstein for president? And what happened to his brain?

The Top Gear presenter explores the complex world of the human brain, discovering why men tend to avoid asking for directions and what love has in common with Class A drugs. He also uses animations and computer graphics to delve into the science behind the human memory

The motorcycle racer leaves his comfort zone as he attempts to set a world speed record for a hovercraft. These machines are notoriously difficult to control, so to learn the basic skills needed he's put through his paces by Royal Marines in a military training operation. To achieve his goal, Guy will need to stay over 86mph for a kilometre, but at these speeds, because of the hovercraft's inherent instability, even the most experienced pilots can lose control - and the worsening weather makes things much more challenging

The chef visits Vienna, the city that once ran the Austro-Hungarian Empire and continues to be home to comfort dishes such as tafelspitz and goulash, and which gave its name to one of Europe's most popular dishes - the Wiener schnitzel. Rick learns the essential etiquette to the Austrian capital's coffee house culture and indulges in its sweet tooth by enjoying a plate or two of apple strudel and Sacher torte. He also finds time to enjoy the traditional music of the country, typically Mozart and Strauss

More stories from the documentary series that looks at the 28 bridges that cross the notorious Rio Grande, between Texas and Mexico, and provide a gateway for legitimate goods and a lucrative pipeline for illegal contraband, weapons and drugs. Officers in Eagle Pass seize over 15 kilograms of heroin and unveil a new cartel drug-smuggling tactic, and a Mexican family in Laredo makes a plea for humanitarian parole

The actor travels to the Philippines, where fishing plays an important part in the economy and people's diets. He begins by hunting green and blue dorado, before catching and eating a jellyfish. He also visits Casulian Island to learn about the illegal practice of dynamite fishing and meets two men convicted of the crime. Finally, Robson is left to fend for himself overnight on a tropical island

Richard Hammond and James May try to make a space shuttle out of a Reliant Robin, while Jeremy Clarkson puts the Porsche 911 Turbo through its paces. The Stig takes to the track in a Mercedes SL, and actor Simon Pegg opts for a more modest vehicle as the Star in a Reasonably Priced Car

Jeremy Clarkson, Richard Hammond and James May head to the countryside where they harness a group of hi-tech tractors and try to cultivate their own source of fuel. Meanwhile, the Lamborghini Murcielago LP640 is put through its paces, and actress Kristin Scott Thomas is the Star in a Reasonably Priced Car

Si King and Dave Myers examine the origins of southern fried chicken, one of the world's favourite fast foods. They also make blueberry and sausage pancakes, before moving on to Texas where they cook up biker buffalo wings

Host Dara O Briain and regular panellist Hugh Dennis are joined by guests Maisie Adam, Angela Barnes, Rhys James, Eshaan Akbar and Alasdair Beckett-King to poke fun at the headlines

Team captains David Mitchell and Lee Mack are joined by space scientist Maggie Aderin-Pocock, comedian Phil Wang, actor Jason Watkins and EastEnders star Adam Woodyatt, aiming to deceive their opponents with plausible lies. Hosted by Rob Brydon