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Listed under:  Science  >  Scientific inquiry  >  Data collection  >  Evidence
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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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Rockets, Mars, Space Shuttles and Space Stations

<span style="color: rgb(51, 51, 51);">Discover how space exploration has developed over the years. Find out about different space missions and experiments, and a range of spacecraft from the early probes to more complex shuttles. Where do you think space exploration might take us in the future?</span>

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TV killed the radio star

Can you imagine a time when, instead of watching dramas at home on a screen, people listened to them on the radio - a time when the most popular of those dramas were made in Australia? This Four Corners program from 1964 examines the reasons for the death of Australian radio serials, the role played by television in their ...

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Cambodian refugees

How do people become refugees? From the late 1960s, the small Southeast Asian nation of Cambodia was dragged into a war that was not of its making. Many thousands of its people suffered terribly when their country was caught up in the Vietnam War. Watch as ABC reporter Andrew Swanton covers the flight of refugees into the ...

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Teenage drinking in the 1970s

Do you think that Australian teenagers drink too much alcohol? If so, do you think this is a new problem? Discover what teenagers thought about such drinking back in the 1970s. This ABC program from 1977 looks at the issue of teenage drinking, some possible reasons for it and some of the social problems arising from it.

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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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Asylum seekers and the Tampa Affair, 2001

Can one issue decide an election? In August 2001, a Norwegian ship called the Tampa rescued 438 asylum seekers aboard a distressed fishing vessel. The Tampa brought the asylum seekers into Australian waters, where they were intercepted by Australian troops. The government insisted that none of the asylum seekers aboard ...

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Organelles inside cells

Explore what scientists believe is the origin of some organelles, such as mitochondria, inside eukaryotic cells. Consider why eukaryotes are thought of as cells within cells.

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Mysteries of Angkor

Did you know that around 800 years ago the world's biggest city was in Cambodia? From the 10th century, Angkor was the capital of the Khmer Empire, which ruled a huge part of South-East Asia for around three centuries. But Angkor was abandoned in the 15th century. Discover how modern archaeological techniques are now helping ...

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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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Origin of chemical life on Earth

Evidence suggests that four billion years ago Earth was a barren planet with vast lifeless oceans. Have you ever wondered how life began? Watch how a classic experiment, first conducted by Miller and Urey in the 1950s, is recreated and used to present one theory; that reactions between atmospheric gases gave rise to the ...

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Cyanobacteria and evolution of life

For two billion years Earth was dominated by single-celled microbes. Cyanobacteria (also called blue-green algae) were amongst these early pioneers of life on Earth. Find out about the crucial role of cyanobacteria in the formation of Earth's biosphere and the evolution of more complex life forms.

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Developing crops for the future

How might ancient Central Asian seeds collected from land that was once an inland sea bed help Australia grow salt-tolerant crops in the future? Watch this clip to see how scientists are attempting to adapt our food supply and improve crop resilience.

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Internet privacy

Imagine if 60,000 people turned up to your birthday party! How would you convince your parents that it wasn't your fault? A good way would be to use evidence to make your argument credible, or believable. Watch how this clip, a news story about Facebook and internet privacy, carefully selects sources of information to make ...

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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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Food is stored energy

Elliot challenges Ruben Meerman, the Surfing Scientist, to do an experiment that involves explosions, pretty colours and lollies! Watch this clip to see what he comes up with. You might also learn something about chemical reactions and the stored energy in food.

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The home of Australian science

Australia has a long and proud history of excellence in science. How should we celebrate this? Watch this clip to find out about an Australian organisation that recognises and promotes outstanding scientific achievement. You'll also find why its Canberra headquarters is referred to as 'the flying saucer'!

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Fossils and the evolution of life

Have you ever wondered how scientists know when the early mammals appeared on Earth, or how long ago dinosaurs died out? Watch this clip to discover the role of fossils, and the rocks they are found in, in revealing the order and history of life on Earth. This clip takes you to fossil sites in Queensland; and to Shark Bay ...

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Fossils and the Earth's past

Imagine what the world looked like hundreds of millions of years ago. Watch this clip to discover how fossils are preserved and what they tell us about the Earth's past. Find out about trilobites, an intriguing, ancient creature that lived in the sea during the Cambrian period. Their fossils are a piece of the past helping ...

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Formation of ancient rock layers

Discover how our understanding of rocks has developed over time and the role played by mining. The way rocks are formed, and what they are composed of, tells us a lot about what has occurred on Earth in the past. Watch this clip to find out about the formation of ancient rock layers, and what we find inside very old rocks.