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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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Radio National: Stand and deliver: public speaking and democracy

Have you ever heard the words 'Friends, Romans, countrymen, lend me your ears'? They come from the great orator Mark Antony talking about the death of Caesar in Shakespeare's play 'Julius Caesar'. Listen to this audio interview with classics scholar Dr Kathryn Welch to find out what we can learn from the first public speakers, ...

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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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Radio National: The Awabakal language of the Newcastle area

The Awabakal language, once common in the area now known as Newcastle, was almost 'lost'. It is being brought back to life using old texts and translations left by an early missionary. In this audio clip, listen to a discussion about the importance of reconstructing the Awabakal language and the challenges this poses.

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Radio National: Using the word 'you' in English

Have you ever wondered why we use the word 'you' to refer to both one 'you' or many of 'you'? Or have you ever heard anyone refer to many of 'you' using the once grammatically incorrect word 'youse'? This program considers the words we use when we are talking to each other face to face. It also looks at the use of the word ...

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Radio National: Sir Henry Parkes's Tenterfield Oration, 1889

What role did Henry Parkes play in the federation of Australia? Listen to a re-enactment of Sir Henry Parkes's famous 1889 speech in Tenterfield, known as the Tenterfield Oration. Note in particular the arguments Parkes used to gain political support.

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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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Shane Gould reflects on being an Olympian, 2008

This is an edited sound recording of the former champion Australian swimmer Shane Gould talking about being an Olympian. Gould states that the values and ideals of the Olympic Movement are 'wonderful' and make Olympians feel 'a little bit special'. She reflects on the very big difference between the era when she competed, ...

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May O'Brien recalls school at the Mount Margaret Mission, 2008

This is an edited sound recording of an interview with Western Australian Aboriginal educator and author May O'Brien. She gives an account of the police practice of removing Aboriginal children from their families in line with government policies of the time. She recalls being fearful as a child of being removed and taken ...

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Marion Scrymgour talks about her mixed sense of identity, 2008

This is an edited sound recording of a Northern Territory politician, Marion Scrymgour, talking about her Tiwi and central Australian backgrounds. She says that all her life she has considered herself to be a Tiwi Islander, like her mother. However, she has also recently 'come to accept that I've got this other different ...

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Marion Scrymgour on being the first female Indigenous member of parliament, 2008

This is an edited sound recording of a Northern Territory politician, Marion Scrymgour (1960-), talking about becoming the first female Indigenous member of the NT Legislative Assembly. Scrymgour says that her 2001 election was a breakthrough for women, and particularly for Indigenous women. She says that before that election ...

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John Landy talks about becoming a world record runner, 2008

This is an edited sound recording of former champion runner John Landy recalling how he became a world record holder. He says that in the early 1950s, the possibility of running 1 mile (1.6 km) in under 1 minute was 'a great talking point'. He says Roger Bannister became the first to achieve the goal in May 1954. Landy ...