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The science of the ideal salad dressing

There is a large energy cost to breaking apart and mixing the water and oil layers. The secret to blending them is to add an extra ingredient known as a ‘surfactant’ or emulsifier, like mustard.
US Geological Survey, Geoscience Australia

People once lived in a vast region in north-western Australia – and it had an inland sea

Our new study reveals a mosaic of habitable landscapes – now submerged by the ocean – once supported up to 500,000 people living in Australia’s northwest.
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How to make gravy (using chemistry)

Roasting meat sets off a cascade of chemical reactions. With a bit of kitchen chemistry know-how, you can use these reactions to your advantage when you make gravy.
NASA rocket launched from the Arnhem Space Centre in NT on June 26 2022. NASA Wallops/Brian Bonsteel

The first-ever survey on Australian attitudes towards space is out. So, what do we think?

Despite what you may think, Australia has a long history of space activities. But this is the first time the Australian public has been asked its opinions on space.