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What's Australia made of? Geologically, it depends on the state you're in

The continent of Australia is a mixture of land masses of differing ages. Alan Collins, Author provided

We think of Australia as a solid landmass. But it’s actually more like a jigsaw puzzle that has been put together over many millions of years.


Originally published in The Conversation.

Coming soon to a highway near you: truck platooning

Truck platooning involves a lead truck with a driver guiding other trucks through vehicle to vehicle communication. cheskyw / 123rf.com, Author provided

Should Australian truckies feel a little nervous about the rise of platooning?


Originally published in The Conversation.

Five reasons India, China and other nations plan to travel to the Moon

A view from the Apollo 11 spacecraft, showing the Earth rising above the moon's horizon (July 1969). NASA

No human has been to the Moon since 1972 and only 12 people have ever done it – all of them American men.


Originally published in The Conversation.

Step up Australia, we need a traffic cop in space

Right now there are more than 20,000 objects in space.


Originally published in The Conversation.

How the same-sex marriage survey got us talking about – and trusting – data

Internet speed and download potential is what commonly comes to mind when we think of data. But Australia has recently been talking a different kind of data: statistics.

Australia has never seen the likes of the same-sex marriage survey. And the process gave us a crash course in using data to inform change.


Originally published in The Conversation.

What the numbers say (and don't say) in the same-sex marriage survey

More than 12 million people took part in the same-sex marriage postal survey with the results showing that 61.6% voted Yes and 38.4% voted No. But not everyone voted, so what can we draw from the results?


Originally published in The Conversation.

Mungo Man returns home: there is still much he can teach us about ancient Australia

Mungo Man finally returns to where he was found in the Mungo National Park.


Originally published in The Conversation.

As China flexes its muscles in Antarctica, science is the best diplomatic tool on the frozen continent

Science has always drawn people and nations to Antarctica. But territorial claims and political tensions are also part of the history of that continent.

China is investing heavily in infrastructure and capability in Antarctica with research stations, airfields, field camps and plans for more. Science must continue to play a pivotal role in easing territorial tensions, as interest in Antarctica increases.


Originally published in The Conversation.

Did they mean to do that? Accident and intent in an octopuses' garden

A gloomy octopus perched above a bed of discarded scallop shells.


Originally published in The Conversation.