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Chemistry of rotten eggs, and more

Want to know if an egg is rotten, why onions bring on tears and what makes green vegetables turn brown after cooking? Watch this clip to discover the chemistry behind these and other everyday problems. Find out about the chemical reactions, compounds and elements involved, and learn some simple chemistry-inspired solutions.

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What is spec fic? Rebecca Lim explains

Have you heard of the term 'spec fic'? What is speculative fiction? If you're interested in reading some, why not find out more about the books that Rebecca Lim refers to.

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Rebecca Lim's advice for writers

Do you want to be a writer? Watch this clip to get some tips from author Rebecca Lim. What are some of the things she suggests? Find out about writing competitions - and enter one!

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Importance of feedback in the writing process

According to Lili Wilkinson, feedback is very important but it is also one of the hardest things about being a writer. Why is this? Do you agree? She also says writing is always collaborative. What reasons does she give for this?

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Exploring themes with David Williamson

Watch this clip to learn about David Williamson's background and what themes fascinate him as a playwright. What ideas does he enjoy exploring in his plays?

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The bang behind fireworks!

Ever wondered how fireworks are created? In this clip, pyrotechnics expert John Conkling describes the chemical and physical components of fireworks, and demonstrates many coloured explosions in a laboratory. Discover that a fireworks display is a chemical reaction between an oxidiser such as potassium nitrate and a fuel ...

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David Williamson on inspiration

Listen as David Williamson explains where he finds inspiration for his plays. What are his aims as a playwright?

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MathXplosion, Ep 33: On the grid

Explore graphs, grids and mapping with a focus on reading and writing location data using coordinate geometry. Grids and maps illustrate the concepts of parallel/perpendicular lines (axes or labelled number lines), ordered pairs and intersection points.

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Untold Stories, Ep 12: The submarine that ran amok at Gallipoli

Alec Nichols was a farm boy from the Sunshine Coast who joined the navy at the age of 18. During World War I, he was one of 35 men on the AE2 submarine that broke through enemy lines in the Dardanelles strait. After five days of sustained attacks from the Turkish navy, the submarine had to surface. The men were captured ...

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Life As a Female Convict: Cascades Female Factory

The Cascades Female Factory was both a prison and a factory for female convicts in early Hobart. It was a place where convict women were forced to undertake labour in slave-like conditions to support the fledgling colony. Learn what life at the Female Factory was like for the inmates. What sort of work did the women do? ...

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Triple J: Why is Pluto not a planet?

Watch this clip and learn why Pluto was taken off the official list of planets. Dr Karl Kruszelnicki explains the three criteria that must be met before planets can be called planets. What are they?

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Sacred fig tree lone survivor video

Warrgamay elder Bill Morganson visits a sacred meeting place for his people - the last giant fig tree in the Herbert River Valley, north Queensland. He explains how trees like this were used by Warrgamay people and why this surviving fig has such value.

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Magical Land of Oz: Join the Numbat Taskforce!

Numbats are native Australian marsupials that can be found in Western Australia and South Australia. Unfortunately, their numbers are declining rapidly. What are the causes? What can we do to combat this and protect these unique Australian animals? Find out what one community group, the Numbat Taskforce, is doing to help ...

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Dreaming about Country

Discover the rich and beautiful world of Edwin Lee Mulligan's dreams, recorded in paintings and stories. In this clip on his work 'Ngarlimbah - it's about us', he tells one of his dreams of Country - his country, his mother's country and his father's country - the places, trees, mountains, rivers and creatures that connect ...

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Landline: Food shortage: Please, Sir, can I have some more?

Are we headed for food shortages in the future? Many scientists say that food production is becoming a critical issue and that Australia has a part to play in securing food for the world's future. As you watch this clip from 2013, find out how past strategies dealt with the food security issue, and learn about our plans ...

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Catalyst: Would you eat insects?

A lot of resources go into the production of beef. For example, 20 litres of water is needed to produce just 1 gram of beef. In order to produce food more sustainably to feed an ever-growing population, some alternatives to protein have been suggested. What are some of these alternatives? Do you think they will ever replace meat?

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Representing Sydney's suburbs, 1965

In this clip from the mid-60s, explore how words and images can be combined to encourage particular interpretations and influence audience response. Explore how some of the inner suburbs of Sydney have been represented in history.

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Engineering is not just for maths geniuses!

You don't need to be a big maths brain to become an engineer. Listen as Ashwini Ranjithabalan from Women in Engineering and IT at the University of Technology Sydney (UTS) describes how her understanding of maths grew from her interest in engineering. Sometimes understanding how maths can provide solutions to problems in ...

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The physics of invisibility cloaks

Could an invisibility cloak actually work? Prashanth and Maria from MIT explore this idea and demonstrate the cool ways that light bounces, bends and mixes. How do the wings of the Morpho Butterfly give clues about how an invisibility cloak could work? How would light need to be channelled in order for something to seem invisible?

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Heywire: Bikes, cameras and cystic fibrosis

What does it take to remain active and optimistic despite having a serious physical condition? Michael McMahon's photo story shows us that cystic fibrosis hasn't stopped him doing what he loves best. A proud resident of Warrnambool in Victoria, and with a strong family network around him, he is living life to the fullest. ...