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Listed under:  Science  >  Scientific inquiry  >  Observations (Data)
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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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Hubble telescope: benefits and limitations

This is a website about how the Hubble telescope has contributed to advances in scientific knowledge. The website has extensive information about the development and technology of the telescope, as well as how it works and the scientific achievements made by it. There is a gallery containing 3-D images, movies and wallpapers ...

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The beagle: a nose that always knows

Meet Junior, a beagle who sniffs out all sorts of things, especially treats. Listen as Josie tells us about life with her pet dog. People say that beagles have the most amazing sense of smell. Does Junior? Find out.

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Genetics, inheritance and epilepsy

Explore genetics, the patterns of inheritance and disease-causing mutations. Find out about Gregor Mendel's historic pea-plant breeding experiments showing that traits are inherited in particular patterns. See how Australian scientists discovered the gene mutation responsible for a type of epilepsy.

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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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From the dairy to the shop

Have you ever wondered about the steps involved in getting milk from a cow to you? This clip tells the story of milk, from the dairy farm to the supermarket. Discover where cream comes from and how milk is made safe to drink.

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Best ever science facts

Do you have a favourite science fact? Listen as scientists from a range of fields describe their favourite facts of the scientific world. If you've ever wanted to know the length of a chameleon's tongue or what the most common cell in your body is, watch this clip.

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How big are extremely small objects?

Imagine how big you might be compared to an ant, a speck of dust, a molecule or an atom. Explore the world of the very small, and find out just what units scientists use to measure extremely small objects.

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How does rice get to the supermarket?

Do you like brown rice or white rice? Do you know why they look different? This clip shows how rice grains from the farm are cleaned, milled and packed into bags. Discover how many different foods can be made from rice.

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Red cabbage pH experiment

It might sound 'un-sciencey', and have a bad smell, but red cabbage is actually very useful for testing the pH of liquids. Added to well-known liquids like lemonade or vinegar, red cabbage juice changes to 'pretty colours'. In this clip, Surfing Scientist Ruben Meerman explains the colour changes and how red cabbage juice ...

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Meteorites, asteroids, orbiting and gravity

Learn how Galileo Galilei's work overturned Aristotle's ideas about falling objects and led to an understanding that Earth revolves around the sun. Find out how Isaac Newton showed that the laws of motion on Earth and in space are the same, and that he discovered that the gravitational force of attraction between any two ...

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Temperature changes the properties of a substance

Substances that are very cold have different properties to substances that are hot. Watch as the Surfing Scientist uses hot and cold water, food colouring and a fish tank to demonstrate what happens when water at different temperatures is mixed together.

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An ichthyosaur from the age of dinosaurs

Take a close look at a fossilised ichthyosaur skeleton with Maria Zammit, a PhD student from the University of Adelaide. Maria is studying the ichthyosaur and comparing it with dolphins and other living marine creatures to try to work out how it swam.

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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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Forensics track drugs back to their origin

Scientists are helping police to identify the place of origin of illicit drugs that arrive on Australian shores. Watch this clip to find out how scientific analysis, computer databases and police investigation are used together to determine the source of drugs such as cocaine. Discover that international efforts are involved ...

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From reef walking to marine biologist

Marine biology is the study of marine life and environments, an important field of science in today's world of global change. Learn how marine biologist Shirley Sorokin discovered her passion for this field, and find out about her work studying marine sponges under microscopes for the South Australian Research and Development ...

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Nordenskjöld, Antarctica and two long winters

Early in the 1900s, several long expeditions set out to delve into the mysteries of Antarctica. One of them made some remarkable scientific discoveries about life that existed long ago on the continent. But it wasn't all smooth sailing. This 1901-1903 Swedish expedition was plagued with problems. Watch this clip to find out more.

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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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Earth rocks

Explore how forces and energy are continually shaping and changing the Earth's surface. Find out about fast and slow changes and the connection between them first observed by English scientist Charles Lyell. Discover the Earth's age, how rocks form, what they contain, and what they reveal about the Earth's long history.

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Polar explorer observes Arctic melt, 2009

An Australian polar explorer describes his experience and observations of the Arctic following a three-month expedition around Greenland. Onboard Greenpeace's MV 'Arctic Sunrise' in 2009, Eric Philips saw at firsthand the conditions of the ice in the Arctic. Listen as Eric describes the changes he has seen after many yearly ...