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Bushfires have reshaped life on Earth before. They could do it again

The catastrophic bushfires raging across much of Australia have not only taken a huge human and economic toll, but also delivered heavy blows to biodiversity and ecosystem function.

Already, scientists are warning of catastrophic extinctions of animals and plants.


Originally published in The Conversation.

Broadcast turns 100: from the Hindenburg disaster to the Hottest 100, here's how radio shaped the world

The famous Hindenburg tragedy was heard around the world via recorded radio journalism. Wiki Commons, CC BY

Eighty-one yea


Originally published in The Conversation.

Look up! Your guide to some of the best meteor showers for 2020

A composite image of one night watching the Orionids meteor shower. Flickr/Jeff Sullivan, CC BY-NC-ND

Where 2019 was a disappointing y


Originally published in The Conversation.

History repeats itself. That's bad news for the 2020s

When there are too many elites in a society, competition for power makes existing problems worse. Francisco Goya / Wikimedia

What will happen in the 2020s?


Originally published in The Conversation.

A month at sea with no technology taught me how to steal my life back from my phone

The time we invest in our digital lives is time we don’t get back.


Originally published in The Conversation.

That's a relief! We have a way to recover phosphorus from our urine

Phosphorus was first discovered by boiling down thousands of litres of urine. Shutterstock/Lesterman

To mark the International Year of the Periodic Table of Chemical Elements we’re taking a look at some of the elements used b


Originally published in The Conversation.

Playing with old phones teaches children good habits, and reflects our bad ones back at us

Hard at play: 'technology corner' can teach kids healthy boundaries around device use. Jo Bird, Author provided

Screens are everywhere, including in the palms of our hands.


Originally published in The Conversation.

Watch the Moon hide the Sun from northern Australia

The Moon passes in front of the Sun during this eclipse at Lake Bolac, Victoria, April 29, 2014. Phil Hart, CC BY-NC-ND

A partial solar eclipse will occur across northern Australia on December 26.


Originally published in The Conversation.

Merry Christmaths: the statistics of Secret Santa

Stokkete/Shutterstock

Last Christmas, my family gathered to organise our Kris Kringle. My sister drew her husband, but they were already buying presents for each other, so we decided to draw again.


Originally published in The Conversation.

Robots, AI and drones: when did toys turn into rocket science?

Toys are becoming increasingly advanced, but this can be more of a hindrance than a perk. Pixabay, CC BY-NC

I’m a geek.


Originally published in The Conversation.