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How a simple crystal could help pave the way to full-scale quantum computing

Serwan Asaad/UNSW, Author provided

Vaccine and drug development, artificial intelligence, transport and logistics, climate science — these are all areas that stand to be transformed by the development of a full-scal


Originally published in The Conversation.

Cyberspace and outer space are new frontiers for national security, according to an expert report

What do cyberspace and outer space have in common? As we make clear in a new report to the Department of Defence, both are new frontiers for national security that blur traditional ideas about borders, sovereignty and defence strategy.


Originally published in The Conversation.

480 million-year-old fossil spores from Western Australia record how ancient plants spread to land

An irregular cluster of fossil spores. (Scale 10 micrometres.) Paul Strother, Author provided

When plants first ventured onto the land, evolving from freshwater-dwelling algae, more than 500 million years ago, they transformed the planet.


Originally published in The Conversation.

'How high above sea level am I?' If you've googled this, you're likely asking the wrong question — an expert explains

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The latest report from the United Nations Intergovernmental Panel on Climate Change is confronting. It finds global mean sea levels rose by about 20 centimetres between 1901 and 2018.


Originally published in The Conversation.

Lethal autonomous weapons and World War III: it's not too late to stop the rise of 'killer robots'

The STM Kargu attack drone. STM

Last year, according to a United Nations report published in March, Libyan government forces hunted down rebel forces using


Originally published in The Conversation.

Phased border reopening, faster vaccination, be ready for Delta: Jacinda Ardern lays out NZ's COVID roadmap

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Prime Minister Jacinda Ardern has released a “roadmap” for a phased process of border reopenings that could begin during the first quarter of next year — as long as New Zealand completes its vaccination rollout by the end of t


Originally published in The Conversation.

Curious Kids: how does music get onto a cassette tape?

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How does music get onto a cassette tape? — Paul, age 9, Adelaide


Originally published in The Conversation.

How venomous snakes got their fangs

Tontan Travel, Author provided

Venomous snakes inject a cocktail of toxins using venom fangs — specialised teeth with grooves or canals running through them to guide the venom into a bite wound.


Originally published in The Conversation.

Why it's unlikely there will be another #Censusfail tonight

Kaitlyn Baker/Unsplash, CC BY-SA

As the appointed hour for tonight’s census approaches, the question on many lips is: will it go smoothly, or will it be a repeat of the


Originally published in The Conversation.