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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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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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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.

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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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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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Radio National: Teaching Aboriginal languages in schools

Would you like to learn another language? This audio recording features a number of Aboriginal and non-Aboriginal Australians discussing both the teaching of Aboriginal languages in schools and the benefits that this teaching offers all Australians.

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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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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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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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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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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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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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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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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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Radio National: Ways of talking

The ways that people talk can reveal much about themselves, and can also cause strong responses in listeners. Julian Burnside reads from his book 'Word watching' about the controversy over the pronunciation of the letter 'h', and how the pronunciation of words starting with 'h' has changed over the centuries. He suggests ...

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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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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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Radio National: Was Shakespeare psychic, or just a smart guy?

Shakespeare's plays are strangely relevant to today's world. Could he see what the world would be like 400 years into the future, or is it just that humans haven't changed much? Hear Phillip Adams and John Bell (actor and director of the Bell Shakespeare company) discussing Shakespeare's enduring relevance, as well as his ...

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Heywire: Young people making a difference

Have you ever considered what it must be like to be homeless? Often it is not until we are confronted with a personal experience that we realise the significance of such social issues. Luke Owens from Bendigo Victoria, was a finalist of the 2012 Heywire storytelling competition for young people. Listen to how he found out ...

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Heywire: Visits from a Christmas Island crab

Discover the lush beauty and extraordinary wildlife of Christmas Island, a tropical paradise in the Indian Ocean more than 1,500 kilometres off the Western Australian coast. In this Heywire audio story, Isabelle Bolland shares some of her experiences of life on Christmas Island and reminds her audience that there is far ...