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Is two hours of screen time really too much for kids?

Tablets were not invented when the original rules on screen time for children were developed. Shutterstock Angela Waye

One of the most frustrating issues modern parents face is how to manage children’s screen time.


Originally published in The Conversation.

Thanks Super New Moon for a great meteor shower

A stunning morning Eta Aquarids meteor shower above Devil's Tower David Kingham / flickr, The Conversation.

Small and bright: what nanophotonics means for you

Nanophotonics uses photons to do amazing things. Shutterstock

Twenty fifteen was UNESCO’s International Year of Light and Light based Technologies. It was a celebration of past milestones in optics and photonics and a look forward into its future.


Originally published in The Conversation.

What does an anthropologist actually do?

On the hunt for other cultures. Shutterstock/Gorosi

Ask any anthropologist what they do and they will find it hard to give you a direct answer.


Originally published in The Conversation.

Listen up: many farmed fish are hard of hearing – here's why it matters

The swift rise of aquaculture as a major supplier of protein to the world is a remarkable story of rapid domestication of marine and freshwater animals.


Originally published in The Conversation.

Why we should treat Craig Wright's claims to being Bitcoin inventor with scepticism

Dr Craig Wright http://www.drcraigwright.net/about/

Australian Craig S. Wright has stepped forward to claim that he is indeed the illusive creator of Bitcoin Satoshi Nakamoto.


Originally published in The Conversation.

Need help with that delivery? Call the monkey midwife!

Ancient Roman relief carving of a midwife (Wellcome Trust, photo NO.


Originally published in The Conversation.

Regional television set for a shake-up as Nine partners Southern Cross Austereo

Television in regional Australia is about to get a shake-up. Shutterstock

The recent announcement by the Nine Network to dump its affiliation with WIN in favour for a five year deal


Originally published in The Conversation.

Scientists need to engage more with the public to secure funding

We live in an age when society is crying out for scientific solutions to global problems. Just a few of the many considerable challenges we face include the urgent need to transition to a carbon-free economy, the need for new drugs to combat disease and improved agricultural yields to meet the needs of a growing world population.


Originally published in The Conversation.

What do we want from Australia's new submarines?

The Australian government’s decision to spend A$50 billion to double its submarine fleet to 12 was based on a number of considerations about what the new submarines would be required to do.

In military parlance, the value of submarines can be discussed in terms of the missions they can carry out and the military effects they can create, such as:


Originally published in The Conversation.