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Audio

Chemicals on the Great Barrier Reef

This program deals with a range of human impacts on the Great Barrier Reef. Herbicides from land runoff have been traced to algae and sea grasses in river mouths and coastal zones along the Great Barrier Reef. Effects include retardation of photosynthesis and growth of corals. Other pressures on the reef include high water ...

Audio

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.

Audio

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 ...

Audio

Water-powered engine theories need hosing down

This ABC article by Dr Karl addresses the question: will we one day be able to power cars with water? The chemical reactions involved in the formation and decomposition of water are described. Energy transformations are explained. A very useful resource to get students thinking.

Audio

Gus Nossal describes his most noted medical research, 2008

This is an edited sound recording of Sir Gustav Nossal describing the medical research for which he became internationally known. He outlines his contributions to the emerging science of immunology in the 1950s-70s, and how other researchers have been able to make further discoveries based on his initial work. The recording ...

Audio

Alexandra Shackleton discusses Ernest Shackleton, 2005

This is an edited sound recording of the Hon Alexandra Shackleton, grand-daughter of the Antarctic explorer Sir Ernest Shackleton. She recounts aspects of his leadership of a 1907-09 expedition to Antarctica, relating how, for the sake of the survival of his team, he abandoned his bid to be the first to reach the geographic ...

Audio

Forbes Carlile discusses development of Australian sports science, 2008

This is an edited sound recording of the leading sports scientist and swimming coach Forbes Carlile speaking about his work in sports science. Carlile says that he worked under the 'father of sports science in Australia', Professor Frank Cotton. His own interest in the field was as a physiologist, measuring physical changes ...

Audio

Forbes Carlile talks about sports science as a career, 2008

This is an edited sound recording of the Australian sports scientist and swimming coach Forbes Carlile (1921-), speaking about sports science as a career. Carlile states that being competent at sport is useful, but not absolutely essential, for someone to be a good sports scientist. He says all scientific discoveries lend ...

Audio

Gus Nossal speaks on being a research scientist, 2008

This is an edited sound recording of one of Australia's best known research scientists and immunologists, Sir Gustav Nossal, outlining his views on medical research. He discusses the qualities necessary for a person to be a successful scientific researcher and talks about the nature and future of science research, suggesting ...

Audio

Ian Frazer discusses the cervical cancer vaccine, 2008

This is an edited sound recording of the Australian medical scientist Ian Frazer discussing how he and his colleague Jian Zhou developed the first vaccine to prevent and treat cervical cancer. He describes their breakthrough laboratory discovery in 1990, and how they realised a vaccine was possible. He also tells of the ...

Audio

CERN legend stuff of angels and demons

This ABC article or podcast by Dr Karl describes and outlines the role of the particle accelerator, the Large Hadron Collider and how it is helping to research the nature of mass. This article is dated (2008) as some significant results from the Large Hadron Collider have since been announced.

Audio

Water found on the moon

Scientists have confirmed the presence of water on the moon. Rather than occurring in rivers or lakes, water is found sparsely mixed amongst rocks. It's suggested the water came from comets, or the combination of incoming protons with oxygen. Jonathan Nally described the latest experiments where spacecraft will be sent ...

Interactive

Girl Asleep Digital Education Package

This resource, delivered in two-parts as Girl Asleep; an Interactive Journey accompanied by a detailed digital study guide, gives imaginative and dynamic insights into the making of the feature film Girl Asleep. The Interactive Journey allows students to experience what it is like to work on a film set through interviews ...

Video

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 ...

Audio

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.

Audio

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 ...

Audio

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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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.

Audio

Diabetes type 2 cured by surgery ABC Radio national

Download the audio or view the transcript of this ABC radio program. It is an excellent example of how approaching a problem from a different perspective and with an open mind may result in an amazing solution. Richard Stubbs, and New Zealand scientist, claims type 2 diabetes is a disease of the gut. If his hypothesis is ...

Audio

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 ...