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Australia just flew its own 'vomit comet'. It's a big deal for zero-gravity space research

Steve Gale (pilot) and Gail Iles (right) next to the Marchetti jet. Kieran Blair, Author provided

Last Saturday, a two-seater SIAI-Marchetti S.211 jet took off from Essendon Fields Airport in Melbourne with an expert aerobatic pilot at the con


Originally published in The Conversation.

Brands are leaning on 'recycled' clothes to meet sustainability goals. How are they made? And why is recycling them further so hard?

Shutterstock

Today we make more clothing than ever before. And the driver for this is primarily economic, rather than human need.


Originally published in The Conversation.

Does Australia need 'interim' submarines to tide it over until nuclear boats arrive? A defence expert explains

Richard Wainwright

Last year experts raised their eyebrows when the Morrison government announced


Originally published in The Conversation.

'Bet you're on the list': how criticising 'smart weapons' got me banned from Russia

Pavel Nemecek / AP

I woke up on Friday morning a pawn in a Kafka-esque story.


Originally published in The Conversation.

Changes in the jet stream are steering autumn rain away from southeast Australia

NASA

You wouldn’t know it from the torrential rains that have inundated large parts of New South Wales and Queensland this year, but average late-autumn rainfall over southeast Australia has declined significantly since the 1990s.


Originally published in The Conversation.

Insurance firms can skim your online data to price your insurance — and there's little in the law to stop this

Shutterstock

What if your insurer was tracking your online data to price your car insurance? Seems far-fetched, right?


Originally published in The Conversation.

In the new Disney Pixar movie Lightyear, time gets bendy. Is time travel real, or just science fiction?

Disney/Pixar

Spoiler alert: this article explains a key plot point, but we don’t give away anything you won’t see in trailers. Thanks to reader Florence, 7, for her questions.


Originally published in The Conversation.

New Zealand should celebrate its remarkable prehistoric past with national fossil emblems – have your say!

Trilobites similar to those above have been found in 505 million-year-old rocks in New Zealand. Shutterstock

It’s not often New Zealanders admit Australia is onto a good thing.


Originally published in The Conversation.

Goodbye Internet Explorer. You won't be missed (but your legacy will be remembered)

Shutterstock

After 27 years, Microsoft has finally bid farewell to the web browser Internet Explorer, and will redirect Explorer users to the latest version of its Edge browser.


Originally published in The Conversation.