There are three ways heat can be shared: conduction, convection and radiation. Find out which one lets heat travel through space.
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Articles on Curious Kids
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Shooting stars are not stars at all. They are tiny space adventurers who accidentally wander into our sky and get sucked toward us by Earth’s gravity. Here’s the story of a shooting star’s journey.
We can’t make it rain. But you are already helping if you don’t use more water than you need. And you can talk to your parents about the planet getting warmer, because the heat makes drought worse.
The northern lights might look like magic, but they can actually be explained by science – here’s how.
Why is thunder so loud? It’s because the amount of electrical energy that flows from the cloud to the ground is so enormous.
As a police officer, I was involved in many pursuits, investigated serious accidents and later became a researcher. Here’s what I’ve learned about how police make decisions in a pursuit.
As gas from your stomach comes up your food pipe, it makes the surface of the upper part of your oesophagus rattle and vibrate. It is a bit like windows that rattle during a windy storm.
While we move soap around, it lifts up invisible oil that holds germs onto your hand.
Simply closing your eyes will protect your eyes from sunlight. But looking straight at it can cause serious damage.
In the space of a few short years, deaf Nicaraguan school children created their own language. This example may give us a clue about how spoken language developed over thousands of years.
There are many reasons to be careful when there’s a big storm. But there are also ways you can protect yourself to avoid lightning.
This is the story of how seeds came together bit-by-bit over a really long time, as plants evolved.
While making small volumes of pure water in a lab is possible, it’s not practical. The reaction is expensive, releases lots of energy, and can cause really massive explosions.
Believe it or not, I have studied the hairy legs of spiders for years and can give you some definitive answers on this.
Your tongue, saliva and nose work together to help you taste your food.
The reason we have seasons is because, during its journey around the Sun, the Earth is tilted.
Life could exist in another solar system in a different part our galaxy. Or in another galaxy far away. We don’t have the perfect technology yet to study such far away places but we’re still trying.
When it comes to their own “voices”, studies show that cats and dogs use different vocal signals to communicate different messages.
Everything you can touch is made of molecules – but feelings, sound and light are something different.
Ants have something similar to blood, but it’s called haemolymph. Some insects use it in unusual ways. When threatened by a predator, blister beetles can squirt haemolymph from their knees.
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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Professor (Astrophysics), University of Southern Queensland
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PhD Candidate, University of Southern Queensland
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Researcher, The University of Melbourne
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Associate Professor, Philosophy of Science, 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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Lecturer, Centre for Astrophysics and Supercomputing, Swinburne University of Technology
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Lecturer, University of Southern Queensland
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Associate Professor, School of Animal and Veterinary Science, University of Adelaide
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Honorary Associate Professor, UNSW Sydney
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Associate professor, Astronomy, University of Regina
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PhD Candidate, The University of Queensland
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Professor of Astronomy, UMass Lowell
