Fresh Science

Warfare between bacteria could provide an environmentally friendly solution to biofouling, according to Dhana Rao and her colleagues at the University of NSW.

An Adelaide researcher has used kelp to demonstrate a principle of importance to planners and conservationists-that the best way to maintain rare species when habitats are broken up and destroyed is to ensure neighbouring patches are as close together as possible.

In a world-first, research has used sophisticated time-lapse video microscope techniques to watch the sex lives of red seaweed in action. “Until now, no one knew what exactly happens when these seaweeds become sexy,” says University of Melbourne researcher, Dr Sarah Wilson. “Despite the fact that red seaweed is worth hundreds of millions of dollars…

Bacteria “talk” using chemical signals to prepare their attack on humans, animals and plants. Could a chemical from seaweed disrupt their conversation and stop the invasion?