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Listed under:  Science  >  Scientific inquiry  >  Data collection  >  Evidence
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Foreign Correspondent: 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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Anatomy of a raindrop

The water cycle is the circulation of water on, in and above Earth and it involves a number of stages and changes of state. This clip describes the water cycle and also how modern technology has contributed to our understanding of the shape of raindrops and its relationship to precipitation. Discover how raindrop shape ...

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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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Catalyst: How will fire change the climate?

Considering the impact of a changing climate on the severity and frequency of fires is one thing, but how about the impact of fires on climate? Why does Professor David Bowman describe this scenario as a 'fire spiral'? What are the consequences of a world with fewer forests? As Professor Craig Allen explains, drought and ...

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For good measure

If you had to measure the rain level for the whole globe, how would you go about it so you could have as accurate a reading as possible? Rain gauges are great for measuring rain in small areas, but why might they not be as good for measuring large areas? Watch this video to see how the Global Precipitation Measurement (GPM) ...

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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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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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Four Corners: 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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Four Corners: Before the Referendum: Margaret Valadian speaks up

Imagine being asked to speak on behalf of your culture. Explore and compare some of the attitudes of and about Aboriginal and Torres Strait Islander peoples in 1967. In the national referendum of that year, 90 per cent of Australian voters agreed that the affairs of Aboriginal and Torres Strait Islander peoples should be ...

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Thinkabout, Talkabout: Getting around town during the war years

During a fuel crisis, how do most people get around? In Australia during World War II, fuel was rationed (restricted so that people could buy only limited amounts), as it was in very short supply. Car parts were also in limited supply, so they were hard to replace. Hear some accounts of that time and watch footage from ...

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Elliot and the Surfing Scientist: 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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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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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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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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Heywire: When mining comes to town

Imagine living in your own little piece of paradise, only to have a mining company move in and start changing it in ways you don't like. On the other hand, imagine the benefits that a mining company would bring to struggling businesses in the area! There are always different perspectives on any issue. As you listen to this ...

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Building the Sydney Opera House

Construction of the Sydney Opera House began in 1959. The Opera House was intended to be more than a building; it was meant to be a landmark that would put Sydney on the world map as a centre of culture. In this short, silent clip, discover some of the work that went into constructing this huge, unique and very complex building.

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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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The Fall of Singapore: The fall of Singapore, February 1942

Experience the shock and despair of Australian soldiers on the island of Singapore in February 1942, as Japanese forces invade what was held to be Britain's 'island fortress'. This video follows events from 8 February, when many thousands of Japanese launched attacks from the tip of Malaya, up to 15 February when the British ...

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Elliot and the Surfing Scientist: Salt water density experiment

Discover what density is and how you can test the density of liquids. You will also find out about salt water and how its density is responsible for the circulation of water around the world's oceans.

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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 ...