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Small Dams Create Bigger Problems

By David Stauth

A global push for small hydropower projects to reduce greenhouse gas emissions may cause significant losses of biodiversity.

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Top US court blocks patents on breast cancer genes

By John Liddicoat and Dianne Nicol, University of Tasmania

All nine members of the US Supreme Court have ruled that isolated genetic material cannot be patented – unless the material is markedly different to what exists in nature.

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Catch of the day in Borneo uncovers new species

Scientists have travelled to Borneo to study parasites infecting sharks and stingrays. The study has led to the discovery of many new species, and the data has been used to help Australian aquaria control the spread of parasite infections in the sharks and stingrays they have on display.

The full text of this article can be purchased from Informit.

Celebrity pandas and tigers hog the extinction limelight

Worldwide, around 20,000 endangered animal species are competing for scarce conservation funds – but just 80 ‘celebrity species’ are hogging most of the attention.

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Comet Factory Discovered

New observations of a “dust trap” around a young star solve long-standing planet formation mystery

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Smart bots out-game human hunters

Increasingly, those who venture into any computer-driven environment will experience a diminishing ability to tell if they are dealing with another human being, or with an artifice constructed from machine code.

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The Tamiflu saga shows why all research data should be public

By Chris Del Mar

Attempts to evaluate whether the antiviral drug Tamiflu is effective have been stymied by lack of access to the data from clinical trials.

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Thinking the unthinkable: tracing language back 15,000 years

By Michael Dunn

Linguists have identified a set of 23 frequent words to establish relationships between languages dating back to ancient times.

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Gender-bending fish share their secrets

By Leigh Dayton

Local scuba divers are teaming with scientists to survey populations of sea dragons, which are classified as “near threatened” on the Red List of threatened species.

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Words that stand the test of time

Linguists have compiled a list of words that can be traced to old forms around the time of the last Ice Age.

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