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Listed under:  Science  >  Scientific inquiry  >  Data collection  >  Evidence
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Atoms of Fire: What makes salt and sugar so different?

Have you ever accidentally sprinkled sugar on your dinner or spooned salt into your coffee? Those white crystals might look the same but they taste very different because they are made of different kinds of atoms bonded in different ways. Discover how chemists identify what kinds of atoms a compound is made of, then find ...

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Catalyst: Heat transfer: is it hot or cold?

If you picked up a paper book and a metal box do you think one would feel colder to the touch or would they feel the same? Watch this clip to see if people's predictions about the temperature of objects match their observations. You may be as surprised as they are!

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Foreign Correspondent: Dirty tricks in 1066

How was William of Normandy able to defeat the Saxon army of Harold Godwinson in 1066 and become the king of England? The Norman's victory at Hastings marked the beginning of their complete conquest of England over the following few years. Discover the tactics of both sides in the Battle of Hastings. This clip is the second ...

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BTN: Exploring the skills of a radio presenter

Have you ever wondered what it would be like to be a DJ at a radio station? Watch this clip to find out about a bunch of young people who are doing just that. While you're watching, we'll explore some of the skills you might need to present your own radio show.

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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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Zhou Daguan's account of Medieval Angkor

The city of Angkor was the centre of the mighty Khmer Empire for five hundred years, beginning around 900 CE. It was not only one of the most populous cities in the world, it featured some of the most sophisticated architecture and infrastructure, particularly in regards to water distribution. In this beautiful animation, ...

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Catalyst: What is a megafire?

Join Catalyst reporter Anja Taylor as she visits the Jemez Mountains in New Mexico and discovers the impacts of recent megafires on the landscape there. What is a megafire? And how is a megafire different from a regular wildfire? How have recent fires permanently transformed the landscapes that Anja and Professor Craig ...

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Four Corners: Megafires

Are we approaching the 'age of megafires'? It might sound like something out of a sci-fi movie, but some scientists believe there is cause for concern. Watch this clip to find out how bushfires as we know them are changing. Discover why.

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Nexus: Holden, the 'all-Australian car'

What made Holden cars symbols of Australia during the 1950s, 60s and 70s? During this period, more than any other vehicle, the Holden came to reflect changing lifestyles in Australia, and helped to define for many what it meant to be 'Australian'. Find out the impact that generations of Holden vehicles have had on the lives ...

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Batavia shipwreck leads to mass murder

In 1629, the Dutch merchant ship Batavia was wrecked off the Western Australian coast near present-day Geraldton. What followed was a tale of mutiny and mass murder on the surrounding islands. Hear from two members of the 1963 expedition that first uncovered the ship's remains, as they visit one of the islands in 2013.

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Understanding the causes of climate change

Did you know that climate change is not a recent phenomenon? In the past, natural events led to changes in the climate. Although natural events still affect climate, they're not enough to explain the big changes we've been seeing in the last 150 years. What changes on earth can account for such dramatic changes to our climate? ...

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Catalyst: Snapshots of top Australian scientists

Australia has produced many of the world's top scientists. Watch this clip to discover who some of them are. Explore the scientific discoveries that made them famous, and how they changed our understanding of the world.

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Heywire: Persuade me to make a difference

Can Matt Dombrovski encourage you to be a donor or a volunteer? Test his powers of persuasion in this Heywire audio story, and hear about his own experience of donating something. Could you write or record a similar story about yourself and/or your community? The ABC's Heywire competition calls for stories from 16-22 year ...

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Journey into Japan: Shoguns rule Japan with iron fists

Who were the shoguns and how did they rule Japan? In Japanese history, the time from about 1600 to 1868 is called the Edo period. In 1600, after centuries of wars, Japan came under the control of shoguns from the Tokugawa clan. They continued to rule until 1868, when they were overthrown. View this clip to discover how ...

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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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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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The Snowy Mountains Scheme

How did the Snowy Mountains Hydro-Electric Scheme come to be Australia's greatest economic achievement in the decades following World War II? In this clip, discover what Australia hoped to accomplish through the scheme, and some of the sacrifices that were made for it. Also learn what life was like for migrants from war-devastated ...

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Working towards a renewable energy future

Listen to electrical engineering student Kulsoom Hussain describe her dream career. What are some of the challenges she says she'll face in trying to achieve her goals? What can you find out about the energy sources used in Australia? How much renewable energy is used to power our country?

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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 ...