Whether our brain decides to wake us or let us keep sleeping depends on the loudness and type of sound, our depth of sleep and sensitivity to noise.
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Articles on Curious Kids
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Pets might not protect us from the coronavirus, but they can help us get better.
It is very hard to stop wars, but we must try.
Have you ever felt a piercing pain in your head when you eat something cold?
All chameleons are able to change colour at least a little bit, but some species can do it much more than others.
When we yell, our vocal cords bash together extra hard, causing them to get sore and swollen. The swelling can develop over a few hours so you might notice hoarseness more the next day.
A young reader asks: Is Pluto a planet?
Grownups don’t get taller, but they can grow in other ways.
Bees aren’t the only species that has a queen.
Our bodies are made up of cells that multiply to repair our organs. But organs like our liver and skin are better at regeneration than our brain.
A mass extinction 66 million years ago killed the non-bird dinosaurs, but plants survived.
Accents differ depending on where we’re from, even in the same country.
When the holes – also called ‘eyes’ – don’t appear in a batch, cheesemakers say the cheese is ‘blind.’
Leaving your coat at home on a cold winter day doesn’t automatically mean you’re going to get sick. But it could make you more susceptible to germs.
We can answer this question by looking at the differences between the first, second and third layers of our skin.
You’ve had your own personal set of fingerprints since before you were born, and they’ll be with you throughout your whole life.
Atmospheres can be all different colours, depending on what’s in them.
Languages are always changing and evolving- largely because humans have alwasy been on the move.
Spit, drool, dribble, slaver, slobber or sputum – saliva has many different names. It also has many different jobs.
Authors sometimes put deeper meanings into their stories, but really, it’s the reader who decides.
Top contributors
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Reader in Astrophysics, Keele University
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Associate Professor of Science & Medicine, Bond University
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PhD Candidate, University of Southern Queensland
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Professor (Astrophysics), University of Southern Queensland
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Associate Professor, Philosophy of Science, The University of Melbourne
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Lecturer, Centre for Astrophysics and Supercomputing, Swinburne University of Technology
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Researcher, The University of Melbourne
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Professor, Macquarie University
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Senior Teaching Fellow, Medical Program, Bond University
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Associate Professor, School of Animal and Veterinary Science, University of Adelaide
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Lecturer, University of Southern Queensland
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Senior Lecturer in Physics, University of New England
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Associate professor, Astronomy, University of Regina
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PhD Candidate, The University of Queensland
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Honorary Associate Professor, UNSW Sydney
