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Brown note: bad vibration mega-hurts

This ABC article by Dr Karl investigates the myth that low frequency vibrations can result in an involuntary motion. The range of sound frequencies related to human hearing is described and how it can and cannot be used.

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Killer cholera begins where other diseases end

This ABC article by Dr Karl continues his examination of the causes, effects and treatments for cholera. A good explanation of how the body responds to the disease cholera and when healthy, maintains a balance in its absorption of water through the digestive system. The historical background to developing treatment for ...

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Conserving seeds of agricultural crops

This radio interview discusses how Global Crop Diversity Trust is trying to conserve the biodiversity of the world's agricultural crops. A network of seed banks is being developed, together with a backup in a mountain in Norway. Just 10 or 12 crops dominate human nutrition. And there's turnover in varieties as crops are ...

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Solar thermal electricity

This program gives an update on research into solar thermal electricity. Liddell Power Station in the Hunter Valley, NSW is a hybrid power station using solar energy to pre-heat water and so reduce the use of coal and the production of carbon dioxide. Some scientists claim that harnessing the solar heat in an area 50km ...

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Coastal erosion and king tides

A friendly discussion about the economic and environmental impacts of ways of dealing with the problems of simultaneous king tides and tidal surges associated with storms from a Californian perspective. Download the audio or view the transcript of this ABC radio interview.

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Malaria: affects animals as well as humans

This program is an excellent example of the latest research into one of the world's most deadly disease. Humans are infected by five out of the two hundred species of malaria parasite. But birds, bats, lizards and antelopes are also hosts for malaria parasites. Each species of malaria has a different life cycle and life ...

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Green glow of radiation

Coming into contact with a large dose of radiation is known to be hazardous. But will it make you light up like a car dashboard at night? Some anecdotes that will engage the students to learn about radioactivity while dispelling a few myths.

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Plane Truths

In this ABC article or podcast Dr Karl provides statistics about comparative safety of different modes of travel and then justifies why flying is so safe.

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Ig Nobel prizes

Some humorous examples of scientists thinking outside the square and doing some unusual research. Download the audio or view the transcript of this ABC radio interview.

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From the Front Lines: The Battle for Tobruk

The North African port of Tobruk was the site of ferocious fighting during World War II. Here, Australian and other Allied soldiers repelled Italian and German attacks and even drove the enemy backwards. At the time, this was not only a strategic victory, but a psychological victory, proving that the Allies were capable ...

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Heywire: Autobiography of a flood survivor

Imagine if the town or suburb you live in came under threat due to a natural disaster. How would you react? Shelby Garlick from Kerang, Victoria, was a finalist of the 2012 Heywire storytelling competition for young people. Listen to her inspiring story and explore the lessons she learnt as a result of working with her ...

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Heywire: Hip hop against waste dump

Many hip hop artists have expressed concerns about the world through their music. The Northern Territory's Kylie Sambo is no exception. Listen to her protest against the construction of a nuclear waste dump on her people's lands in Muckaty, near Tennant Creek. Could you write or record a story about yourself and/or your ...

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Radio National: Words as weapons: speech-making and democracy

Have you heard the term 'freedom of speech' or thought about how speaking in public or public speaking could be linked to freedom? Find out how these words are linked as you listen to this audio program, which considers the importance of speaking in public to the history of democracy in the USA.

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Radio National: Using genes to unlock the secrets of Tutankhamen

Tutankhamen was an Egyptian pharaoh who ascended to the throne in 1333 BC, at the age or nine or ten. His fame in modern times is due to the discovery of his virtually intact tomb in 1922. Since then, many questions have been asked about his life and ancestry. Listen to this audio clip to find out how genetic technology ...

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Radio National: Learning Dharug, Aboriginal language of Sydney

Imagine a time when the Aboriginal language Dharug was the official language spoken in the Sydney area. During this audio clip, reflect on how the language was considered almost 'lost', but (and) discover how Richard Green and others are piecing the Dharug language back together. Find out about how it is being taught at ...

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Formal vs Informal Writing: What's the Difference and When to Use Them

Before you start writing any article, one of the first things you need to ask yourself is "Who's my audience?" Answering this question will help you decide if you should use a formal or an informal writing style. This resource explores this and other questions to be answered before writing, such as 'What's the best way ...

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Dame Enid Lyons: a pioneer for women in parliament

What would it be like to be one of only two women in an Australian parliament dominated by men? That was the situation in 1943 when Dame Enid Lyons entered the House of Representatives and Dorothy Tangney entered the Senate. Find out what Lyons said about this at the end of her career in 1951.Then listen to an excerpt from ...

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The 'inauguration' of Lake Burley Griffin

Do most Australians think Canberra is a great city and that water makes a city 'great'? Former prime minister Sir Robert Menzies certainly thought so. When the American architect Walter Burley Griffin submitted his design for Australia's new capital city in 1911, it included damming a river to create a lake. Listen to Menzies' ...

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Radio National: Noongar people speak about a sense of place

Some places hold special importance for us. Many Aboriginal and Torres Strait Islander peoples have a very strong sense of connection to their ancestral lands. They are important elements of their history and culture. In this audio clip, listen to two Noongar speakers talk about their connection to place.

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Radio National: Peter Lalor's Bakery Hill speech

What events led to the attack on the Eureka Stockade (Eureka rebellion) on the Ballarat goldfield in 1854? This audio clip examines the famous Bakery Hill speech by activist Peter Lalor. Listen to Dr Anne Beggs-Sunter discuss the effect that the speech had on the assembled miners. Find out why this is considered a key event ...