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• TLF-IDM025420

What is the "wisdom of a crowd"? Mathematician Lily Serna investigates a mathematical phenomenon that suggests that if you have a large enough crowd, with a broad variety of people making estimates, then the mean (average) answer of the crowd will be accurate! Find out if a crowd can guess the weight of Uluru from the ground ...

• TLF-IDM018090

Queensland's iconic Gold Coast beaches experienced severe erosion as a result of wild weather in early 2013. The liveability of beachside homes in the area is under threat. See the local council's attempts to shore up the coastline and hear some questions being asked about the best way to protect the landscape. Where does ...

• TLF-IDM015487

Have you seen the model of long-chain carbon molecules first developed by Friedrich August Kekulé? This model enabled chemists to make a great leap forward in their understanding of the structure of organic molecules. See how to represent the structure of methane, ethane, propane, butane and octane. Find out how to rearrange ...

• TLF-IDM015381

Discover a white world in which glaciers are racing toward the sea at seven times their normal speed. This is what is happening in Antarctica now and the consequences will eventually be felt at your nearest beach. Travel with scientist Dr Paul Williams to see some stunning images of what is occurring around the fringes ...

• TLF-IDM015412

To answer the question 'Are glass eyes really made of glass?' Peter Rowsthorn visits an ocularist who makes artificial eyes. Join him as he investigates how these eyes are made. Witness the skill of an ocularist, Jenny Geelen, as she creates an artificial eye to match Pete's existing eyes.

• TLF-IDM015468

Find out about some of the problems and solutions related to managing waste in a local area when the landfill site is full. View this clip called 'Filled to the brim', created by young reporters from Presbyterian Ladies College in Armidale, New South Wales. The clip was developed as part of the ABC Splash Live 'Making ...

• TLF-IDM015930

How would you like to be sailing in a leaking boat over rough seas, far from home? As explorer Matthew Flinders makes the long voyage to 'New Holland', his ship begins leaking water. This short clip describes the poor state of Flinders's ship, 'The Investigator'. The crew must stop and make repairs at the Cape of Good Hope.

• TLF-IDM015479

Do you know the different ways that grass fed beef and grain fed beef are produced? Discover the resources that each method uses. View this clip created by young reporters from Circular Head Christian School, Tasmania. The clip was developed as part of the ABC Splash Live 'Making the news!' project, which featured local ...

• TLF-IDM015540

Changes in the use, pronunciation, and meaning of common everyday English words happen all the time. Professor Kate Burridge explains that we can see this in the way people increasingly switch the past tense of the verbs 'buy' and 'bring'. She also answers a viewer's question about why 'Roger' is used on two-way and CB radios.

• TLF-IDM016027

Find out about the frustration and anger of African Americans and their experiences of racism in the 1960s. Discover what disadvantaged African Americans living in Harlem in 1968 had in common with African Americans living in the wealthy, advantaged suburbs.