Sydney residents fight to save historic trees
Dozen of protesters have gathered at a train station on Sydney's north shore to try to stop RailCorp workers from cutting down five historic fig trees.
Uranium mine caused abnormal salt levels in Kakadu creek
The company that operates the Ranger uranium mine has confirmed higher-than-normal salt levels in a creek in Kakadu National Park is a result of its operations.
Japan's 'space yacht' starts sailing
Japan's kite-shaped "space yacht" has successfully started sailing through space using solar-power generation.