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Curious Kids: why do people like to kiss? Do other animals kiss?

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Why do people like to kiss? Do other animals kiss? Why are kisses so gross? — Gracie, age 5.


Originally published in The Conversation.

Meet the Egyptian spiny mouse: this menstruating rodent may help us understand human pregnancy

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About 8–12% of couples of reproductive age suffer from infertility, and roughly 15% of all pregnancies end in The Conversation.

An Australian 'space command' could be a force for good — or a cause for war

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As the Royal Australian Air Force (RAAF) celebrated 100 years with a spectacular and well-attended flyover in Canberra yesterday, many eyes were lifted to the skies. But RAAF’s ambitions go even higher, as its motto “through adversity, to the stars” hints.


Originally published in The Conversation.

Just add (mantle) water: new research cracks the mystery of how the first continents formed

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Earth is an amazing planet. As far as we know, it’s the only planet in the universe where life exists. It’s also the only planet known to have continents: the land masses on which we live and which host the minerals needed to support our complex lives.


Originally published in The Conversation.

Ancient eggshells and a hoard of crystals reveal early human innovation and ritual in the Kalahari

Author provided

A rockshelter in South Africa’s Kalahari documents the innovative behaviours of early humans who lived there 105,000 years ago. We report the new evidence today in Nature.


Originally published in The Conversation.

5 ways fungi could change the world, from cleaning water to breaking down plastics

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Fungi — a scientific goldmine? Well, that’s what a review published today in the journal Trends in Biotechnology indicates.


Originally published in The Conversation.

Holding the news to ransom? What we know so far about the Channel 9 cyber attack

On Sunday afternoon, Channel 9 posted a cryptic tweet indicating it was under attack. The accompanying video acknowledged that the failure to run the Weekend Today show that morning was attributed to a major cyber incident.


Originally published in The Conversation.

We've discovered a new rule of nature. It explains why animals' pointy parts grow the way they do

Burker Museum / Elliot Trotter

Discoveries of new overarching rules or “laws” in nature are very rare.


Originally published in The Conversation.

New physics at the Large Hadron Collider? Scientists are excited, but it's too soon to be sure

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Last week, physicists at the Large Hadron Collider in Switzerland announced they might have discovered a brand new force of nature.


Originally published in The Conversation.

Why is the Moon bright? Is Easter a full moon? How long does a full moon last? Your Moon questions answered by an astronomer

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If you stepped outside on the weekend and thought, “Gosh, the full moon looks nice tonight”, you are not alone.


Originally published in The Conversation.