This Way Up for Saturday 4 December 2010 This Way Up

The humble coupon has evolved into consumer bargain hunting websites. Matt Schwartz of Wired magazine on retail hacking.

Bill Thompson on an EU investigation into Google plus Rupert Murdoch plans to launch a daily newspaper for the iPad.

The evolution of lice with David Reed of the Florida Museum of Natural History.

Vet Nick Cave of Massey University responds to a listener enquiry about levels of sugar in cat food.

Matt Richtel of the New York Times on how technology can challenge our ability to focus and learn, especially in regards to young people.

Bollywood are remaking classic 60s film 'The Italian Job'. Plus parents are hiring detectives ahead of family marriages. Jason Burke reports.

Discarded fishing nets that remain fishing in the Pacific ocean and killing wildlife. Kris McElwee is the Pacific Islands Marine Debris Coordinator.

This Way Up for Saturday 4 December 2010