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Telstra's new high-tech payphones are meeting resistance from councils, but why?

Telstra's new digital advertising payphones can be found at Melbourne's Bourke Street Mall. In this photo, the older centre booth sits between two of Telstra's larger high-tech booths.


Originally published in The Conversation.

Humanity's birthplace: why everyone alive today can call northern Botswana home

Researcher Vanessa Hayes with the Ju/’hoansi people in the ancestral homeland of humanity. Chris Bennett/Evolving Picture

Where was the evolutionary birthplace of modern humans? The East African Great Rift Valley has long been the favoured contender – until today.


Originally published in The Conversation.

Hot as shell: birds in cooler climates lay darker eggs to keep their embryos warm

The colour and brightness of birds' eggs plays a key role in keeping them at the right temperature. Anne Kitzman / Shutterstock

Birds lay eggs with a huge variety of colours and p


Originally published in The Conversation.

A small New Zealand songbird that hides food for later use provides insights into cognitive evolution

The New Zealand robin is a small and ordinary-looking songbird, but it can take down enormous invertebrate prey and hide morsels for later consumption.


Originally published in The Conversation.

Here's why memories come flooding back when you visit places from your past

A lifetime of memories... but not always readily accessible. Modus Vivendi/Shutterstock

We all know our memories get worse as time goes on – your recollection of what you did yesterday is probably a lot better than for the same day three years ago.


Originally published in The Conversation.

Predicting research results can mean better science and better advice

Putting scientific results under the microscope before they are even collected could help improve science as a whole. Konstantin Kolosov/Shutterstock

We ask experts for advice all the time. A company might ask an economist for advice on how to motivate its employees.


Originally published in The Conversation.

Curious Kids: how does an optical illusion work?

Optical illusions use colour, pictures and shapes that can make our brain and eyes confused.


Originally published in The Conversation.

Your brain approaches tricky tasks in a surprisingly simple way

It gets easier with practice. Duntrune Studios/Shutterstock

Have you ever sat down to complete your morning crossword or Sudoku and wondered about what’s happening in your brain?


Originally published in The Conversation.

Data lakes: where big businesses dump their excess data, and hackers have a field day

Unlike purpose-built data storage systems, a data lake can be used to dump data in its original form. This data usually remains unsupervised. Shutterstock.com

Machines and the internet are woven into the fabric of our society.


Originally published in The Conversation.