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Listed under:  Science  >  Scientific inquiry
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Catalyst: Geoengineering - a solution to climate change?

What is geoengineering, and how is it being investigated by scientists as a means of combating climate change? Learn about some climate control techniques that could slow down or even reverse the effects of global warming. Hear an atmospheric physicist explain the pros and cons of geoengineering techniques.

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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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Stateline: Saving the northern hairy-nosed wombat

Just what is going on with the northern hairy-nosed wombat? Find out why scientists are working hard to understand more about this elusive Australian mammal. Watch this clip to find out about the ecology of this wombat species and to view some field and laboratory research aimed at saving it. You will also see some footage ...

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What is a meteor?

Brianna and Professor Jonti Horner look up into the night sky to find out more about shooting stars. What is a shooting star made of and why do they fall from the sky?

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Catalyst: Toxic sediments

Learn how high levels of toxic sediments in Sydney Harbour have destroyed as much as 40 per cent of its invertebrates. Find out the main source of toxins. Learn how toxins become trapped in the sediment and distributed across the Harbour. Observe the devastating effects of toxic sediments on the food chain in 2010, when ...

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ABC News: Dr Karl discusses mining asteroids

Imagine an asteroid, half the size of a football field, hurtling towards Earth at a speed of 28,000 kilometres per hour! Watch this clip to find out about Asteroid 2012 DA14 and whether it poses any threat to Earth. You will also discover why mining prospectors are keen to capture asteroids such as this one. Could the next ...

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For the Juniors: Hand-milking cows

Discover how people milked cows before milking machines existed. Do you think you could milk a cow by hand? Watch this short clip to find out how it's done. Look at the special features (parts) of cows that store their milk and release it during milking.

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Catalyst: Indigenous eel farming

Discover a method for catching eels while watching how archaeologist Dr Heather Builth works scientifically, at Lake Condah to determine whether the Gunditjmara community were truly nomadic or used advanced farming techniques to support their way of life.

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BTN: Volcanoes and people

Imagine living in the shadow of a volcano? Well, millions of people do in Naples, Italy, where a massive volcano called Vesuvius exists. This clip explores the dangers posed by volcanoes and investigates some recent and ancient eruptions. Find out some misconceptions about volcanoes and discover how science is helping prevent ...

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Catalyst: Supercapacitors: new battery technology

Discover how nanotechnology is contributing to the creation of new, improved batteries that may soon be used in all our mobile phones and portable music devices - even in cars and trams. Catalyst's Tanya Ha looks at how traditional batteries produce electricity and how their efficiency may be increased by tiny devices known ...

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Four Corners: Fire management strategies

What role do fire-behaviour specialists and ecologists have in fire management? Watch this clip to find out about issues relating to fire management in Australia, in particular prescribed burning.

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Elliot and the Surfing Scientist: Get Blown Away With This Air Experiment

Substances exist in different states depending on the temperature. Watch the Surfing Scientist have a popping good time as he demonstrates this phenomenon. Don't forget to block your ears!

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Catalyst: Living in space

Do you know that people have been living and working in space for more than 10 years? The International Space Station (ISS) orbits the Earth more than 300 kilometres above us. Watch this clip to discover what life is like in space and the type of research that is conducted there.

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BTN: Living on the International Space Station

What would it be like to live on a space station? In this clip you'll see footage of astronauts on the International Space Station and discover what their daily life is like. You'll also find out about how the space station was built and about some important research being done there.

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Catalyst: Predicting earthquakes

Will scientists ever be able to accurately predict earthquakes? Imagine the number of lives that could be saved if this were possible. Dr Maryanne Demasi joins a group of researchers drilling into one of the most earthquake-prone regions on Earth as they try to improve earthquake prediction to add precious seconds to earthquake ...

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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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Catalyst: Sending seeds into space

Why might we need to keep a collection of seeds from all over the world? Where would we keep a collection like that? Should we send some of them into space? Watch this clip to reveal answers to all these questions and more.

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Catalyst: Volcanic eruptions at Mount Ruapehu

Imagine a volcano erupting kilometres away. You are afraid, worried for the safety of yourself and others. Paul Willis presents the work of New Zealand volcanologists conducting research at Mount Ruapehu, a volcano with a history of devastating lahar (water, sediment and rocks) flows. Learn more about lahar flows and the ...

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For the Juniors: Using and storing water on a farm

Can you imagine a farm with no water? What might happen to the animals and crops? This clip explains how important a water supply is for farmers. You will see some ways that farmers store water, which is especially important when there is limited or no rain.

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For the Juniors: Animals that like wet weather

Imagine a place where it rains most of the time. What sort of creatures might live there? This clip shows a very wet place where the animals need lots of water to survive.