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Eyeballing colours

Fiery red, cool blue and sunny yellow are phrases used to describe feelings associated with colours. But what actually is colour? Why is it there and what helps us to see it? Follow Chloe Sheridan as she unravels the complexity of seeing colour by delving into its physics and biology. She entered this video in the 2013 ...

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For the Juniors: How do you know when rain is coming?

How can you tell when rain is on the way? Some animals seem to know when wet weather is coming. This clip explains some different ways that people can tell it's going to rain.

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Ramping it up, Egyptian pyramid style

How did the ancient Egyptians move and lift huge stones during construction of the pyramids? Secondary student Angus Atkinson designed an experiment to find out how the lives of pyramid workers could have been made easier. See how as you watch this video, which he entered in the 2013 Sleek Geeks Eureka Science Schools Prize.

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BTN: Do you suffer from asthma?

Asthma is one of the most common chronic health problems in Australia. Fortunately, a lot is known about the causes of asthma attacks, and how to treat them. View this clip to find out what happens to the airways of an asthma sufferer and how this disease can be managed.

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Elliot and the Surfing Scientist: Picking up ice cubes with string

Imagine trying to pick up a slippery ice cube with just a piece of string. Watch the Surfing Scientist team demonstrate how it can be done, using a surprising additive.

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Why do the stars move across the sky?

If you stand still and look up at the night sky for hours on end, you'll notice that the stars will move across the sky westwards. The truth is, it's not the stars that are moving, it's us! Do you know how the Earth moves in space? What do we orbit?

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When neutron stars collide

Using technologically advanced supercomputers, scientists have developed theories about the creation of black holes deep in outer space. Watch the computer simulation in this clip to see how the collision of two neutron stars produces a gamma ray burst and a new black hole. Discover that our continuing understanding of ...

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Unlocking the key to why chillies are hot

Have you ever eaten hot chilli and wondered why your mouth feels like it's on fire? Watch this clip to find out all about the science of chillies, including what makes them hot, why they are hot and why they cause so much pain when we eat them.

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NASA celebrates Aura's ten-year orbit!

Aura is a NASA satellite that in 2014 celebrated ten years orbiting Earth, collecting data about the planet's atmosphere and climate. Aura is helping scientists better understand global systems, including the composition of gases in the ozone layer, air pollution and climate change. Watch to learn more about this space ...

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Elliot and the Surfing Scientist: Pepper scatter experiment

Watch what happens in this pepper scatter experiment by Surfing Scientist, Ruben Meerman. Ruben demonstrates an important property of water, surface tension, by dipping a toothpick into water sprinkled with pepper. Find out what happens when detergent is added.

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For the Juniors: Growing rice

What is your favourite way to eat rice? This clip shows how rice is planted, grown and harvested in many different countries (places in the world). View the different foods made with rice.

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Elliot and the Surfing Scientist: Properties and behaviour of gases

All substances are made up of tiny particles. A change in temperature can change the way these particles behave. Watch as the Surfing Scientist demonstrates how a gas behaves when it is heated. Find out whether the balloon gets sucked or pushed into the bottle!

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Migratory birds

Discover a program that builds awareness about Tasmania's shore birds. See how community involvement is helping to monitor their populations. View this clip called 'Migratory birds', created by young reporters from Circular Head Christian School, Tasmania. The clip was developed as part of the ABC Splash Live 'Making the ...

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The Milky Way

What do you know about the Milky Way? Did you know that there are hundreds of billions of stars in it? Before you embark on your stargazing expedition, watch this video to learn how you can use just your hands and a compass to locate stars in the sky! What is the unit of measurement used when you're measuring distances ...

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Feathers, Fur and Fins: Observing a sugar glider

Don Spencer shows us a small mammal called a sugar glider. Take a close look at its big eyes and furry tail. See it glide through the air from tree to tree. Watch the sugar glider eat. Learn how it got its name.

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Catalyst: Electromagnetic radiation

Do you know how radios transmit sound, or how ultraviolet light travels through the air? Listen to Bernie Hobbs explain electromagnetic radiation and discover what radios, ultraviolet light, x-rays and nuclear blasts have in common. Find out about their energy levels, how they travel from place to place, and at what speed, ...

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BTN: Curbing the carp population

Find out why European carp fish are called 'river rabbits' in Australia. Listen to how they came to Australia and what makes them such a pest now.Discover how a local entrepreneur is exploiting the new resource while scientists are doing their best to cap the carp population explosion.

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BTN: Daily bread

Do you eat bread? How often? Discover why bread has been important for human survival for thousands of years. Find out how to find the healthiest types of bread to eat. See how you can make your own bread at home.

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Catalyst: How metamorphic rocks are formed

Imagine the forces required to change one type of rock into another type. Listen to presenter, Bernie Hobbs, explain the forces that transform sedimentary rocks to metamorphic rocks. She visits the Australian Nuclear Science and Technology Organisation (ANSTO) to demonstrate how limestone can be transformed into its matching ...

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Catalyst: Waves supply nutrients to marine ecosystems

Dive through the marine kelp forests off Australia's western coast and discover how ocean waves help cycle nutrients to sustain the plants and kelp forests of marine ecosystems.