How do bees know where to find the best flowers to make honey How do they talk to each other David Attenborough shows that it's all down to the amazing 'waggle dance'.
Jim AlKhalili discusses the law of refraction originally developed by Ibn Sahl, but often attributed to Willebrord Snellius.
Astrophysicist Mario Livio demonstrates how the probability of a needle falling on a line, or between two lines, has an uncanny relationship to pi.
Michael Moore leads two injured victims of the Columbine shooting and a media pack to KMart's headquarters to deliver bags of 9mm bullets purchased at the store. A spokesperson announces the withdrawal of such ammunition from sale.
An overview of Shaolin monks and the development of Shaolin kungfu.
In a demonstration of filmmaking techniques, actors suit up so their performances can be digitised by CGI motion capture cameras.
What goes into the making of the things all around us, the clothes we wear, the bread we eat, the paper we write on? 'Magic of Making' takes us behind the closed doors of industry.
The terms proposition and opposition are defined in this clip from the documentary Up For Debate, with an introduction to the components of a debate speech.
Astrophysicist Mario Livio demonstrates how the Fibonacci sequence is represented in nature, observing how the patterns in plants conform to the progression of numbers.
Cook and his crew encounter kangaroos, emus, echidnas and platypuses. All things 'New Holland' become the craze back in England as stuffed Australian animals are sent back to the homeland.
Tony Robinson tells the story of Edward Hargraves discovering gold in NSW in 1851, and the gold rush that followed.
Ray Poon visits the place where his great-grandfather worked as an indentured labourer in Queensland, and discusses the living and contractual conditions experienced by the Chinese migrants.
Alan Davies and Marcus du Sautoy visit a length bar interferometry unit and use a laser tracker to measure Alan's length of string.
Alan Davies and Marcus du Sautoy visit the UK's National Physical Laboratory, where Mark Oxborrow takes them through an experiment that demonstrates how prime numbers exist in nature, and the Riemann hypothesis.
Sam Willis sees how silk cocoons are processed into fabric in a modern Chinese factory, and discusses the textile's importance in trade.
Rachel Perkins and Robyn Kershaw discuss the origins of the Bran Nue Dae film and the significance of Jimmy Chi's original stage musical.
Dr Mark Cross consults with 20yearold woman who is hearing voices.
Neil Oliver visits the Jelling Monument, established by King Harald Bluetooth to mark Denmark's conversion to Christianity.