You're probably familiar with El Nino, but there's another climate driver in town, and researchers say it has an even more powerful influence on Australia's long-term droughts.
Scientists have voted to redefine the value of a kilogram, in what they called a landmark decision that will boost the accuracy of scientific measurements.
The Intergovernmental Panel on Climate Change warns the world must virtually eliminate the use of coal for electricity by 2040 if there is to be a chance of saving even some of the Great Barrier Reef.
Australia's brand new, high-tech, multi-purpose icebreaker ship, being built at a cost of $2 billion, undergoes its first big test: being put into water.
You might pay more for ethically-produced coffee, but what about environmentally-friendly gold in your wedding ring?
Sugar production uses a lot of energy and waste but a by-product known as bagasse could offer feed for livestock, a business add-on and reduction on energy costs and pollution
Australia has a silent crisis on its hands and the threat is looming just beneath the surface of the country's most fertile food bowls. Now farmers are looking at new ways to deal with the problem.
Craft brewers are on the hunt for a wild selection of ingredients that hipsters will love but most beer makers try to avoid.