Archive: 07/31/2012

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.

Jul 31, 2012 4.5 / 5 (2) 1

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 ...

Jul 31, 2012 4.3 / 5 (3) 0 | with audio podcast

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.

Jul 31, 2012 5 / 5 (1) 0