31/07/2012

Dolphins sponge up culture: study

Bottlenose dolphins that have learnt to use sea sponges as hunting tools form cliques with others that do the same -- the first evidence of animal grouping based on mutual interest, a study said Tuesday.

Ecosystems reveal radiation secrets

A new study by Tiina Tuovinen, from the University of Eastern Finland, and her colleagues casts doubt over the validity of models used to assess the impact of radiation on human health. Their work is published online in Springer's ...

Bats hang out in the burbs

The greatest diversity of small insect-eating microbats in the Sydney region is not in the national parks that ring the city but in its western suburbs, according to a new study.

Ethics still a priority for journalists

An Australian-first survey of media professionals shows that despite newspapers moving online, the majority of journalists are still committed to quality, ethical journalism.

Stone age man had 'feminine side'

Dr. Karina Croucher, who has studied buried remains of people living between 7,500 and 10,000 years ago across the Middle East, says the stereotypical view of how Neolithic men and women lived is wrong.

Despite global amphibian decline, number of known species soars

Publicity over the past 25 years about the decline of amphibians worldwide has had one positive effect: More and more biologists began scouring the planet for new or lost species of frogs and salamanders and found thousands ...

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