The mystery of how the world's largest living reptile - the estuarine crocodile - has come to occupy so many South Pacific islands separated by huge stretches of ocean despite being a poor swimmer has at last been solved by a group of Australian ecologists. Publishing their new study in the British Ecological Society's Journal of Animal Ecology, they say that like a surfer catching a wave, the crocodiles ride ocean currents to cross large areas of open sea.

Findings of a clinical trial reported at SNM's 57th Annual Meeting indicate that a new molecular imaging agent could improve diagnosis of recurrent prostate cancer and determine the best possible course of treatment for patients.

Scientists at the Genome Institute of Singapore (GIS), a biomedical research institute of the Agency for Science, Technology and Research (A*STAR), and their colleagues from the National University of Singapore, Nanyang Technological University, Duke-NUS Graduate Medical School and Princeton University have recently discovered that viruses that 'invaded' the human genome millions of years ago have changed the way genes get turned on and off in human embryonic stem (ES) cells.

Common drugs used to treat conditions such as diabetes and obesity could be used to successfully treat hepatitis C virus infection.