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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.

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Mercury is released as coal is burnt in power stations

This resource describes research into environmental disease resulting from the heavy metal mercury. It is estimated 60,000 babies are born each year in the United States with mercury-related diseases from the burning of coal in power stations. World wide, this is a significant problem. Mercury also enters the environment ...

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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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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 ...

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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 ...

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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.

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Cholera's prevention preferable to its cure

This ABC article by Dr Karl describes in detail aspects of how water balance occurs with some interesting examples of when things go wrong. He then outlines the disease, cholera and how it is associated with bacteria carried by water and the disruption to our water balance. Dr Karl looks at the causes and effects of cholera ...

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Lakes in Antarctica

Scientists are not complacent. We still have a lot to learn about the water cycle. The discovery of glacial lakes under the ice in Antarctica actively transporting water between reservoirs was a surprise. These lakes can be up to 3km beneath the ice sheets. The pressure of the ice above helps to melt the ice, forming lakes. ...

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Science student of the year Western Australia 2008

This friendly chat helps to break down some stereotypes about scientists. Jacinta Delhaize travelled to Chile and work at the Gemini South Observatory in the Andes Mountains. She talked about her experience with high school students and for this received the Science Student of the Year award in 2008. Her PhD researches ...

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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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Space telescopes and servicing Hubble

This radio interview gives examples of how improvements in technology have influenced astronomy. The Space Shuttle Atlantis is paying a service call to the Hubble Space Telescope, repairing, replacing and deploying new equipment. Jonathan Nally describes the mission and looks at other large telescopes in orbit now, and ...

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Choleric waters still run deep with disease

With 884 million people globally not having access to clean drinking water, it comes as no surprise that cholera keeps on killing. Dr Karl explains arguably the most important medical discovery of the 20th century. An excellent resource for the understanding of why cleanliness of water is fundamental to the control of infectious ...

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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 ...

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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 ...

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Robyn Williams talks about inspiring young scientists, 2008

This is an edited sound recording of the leading science journalist and broadcaster, Robyn Williams, offering advice on how to encourage children to be interested in science. Williams states that the 'greatest challenge' is to exploit and maintain a 'natural' interest displayed in early childhood. He suggests that children ...

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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 ...

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Robyn Williams talks on communicating science to the public, 2008

This is an edited sound recording of science journalist and broadcaster, Robyn Williams, talking about communicating science to the Australian public and the challenges of overcoming 'woeful ignorance' and 'tremendous confusion'. He suggests that the media and modern education hamper public understanding of science by encouraging ...

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Ian Ritchie describes the launch of the Blue Streak, 2006

This is an edited sound recording of Ian Ritchie recalling the first launch of a Europa Blue Streak rocket from the Woomera rocket range in South Australia on 5 June 1964. Ritchie, an engine technician at the range, tells of the noise at lift-off and how the first flight of the rocket was cut short. The recording was made ...

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Andy Thomas speaks of Australia's space program, 2008

This is an edited sound recording of Australian astronaut Andy Thomas, discussing what he regards as a lack of Australian investment in a space program. Thomas outlines why he believes a country such as Australia needs a space program as a part of its 'basic infrastructure'. The recording was made in August 2008.

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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 ...