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Listed under:  Science  >  Scientific inquiry  >  Observations (Data)
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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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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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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 ...

Online

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.

Online

Make it move: Connected Learning Experience (CLE)

In this investigation, students explore ways objects move. They observe and compare the movements of various objects that they interact with when playing.

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Re-creation of Shackleton's Antarctic survival

In 1914 Ernest Shackleton and his crew set out on an expedition to cross Antarctica via the South Pole. But things went horribly wrong when their ship was crushed by ice on the way. In this news clip, witness an Australian scientist about to set out with five others to re-create Shackleton's remarkable journey of survival, ...

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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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Puzzling migration of eels and monarch butterflies

Scientists have many questions about the migratory habits of eels and monarch butterflies, and new research uncovers some of the secrets. Watch this clip to discover how satellite technology is helping to track eels. You'll also find out what organs are involved in helping monarch butterflies find their way. You will be ...

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How old is our Earth?

Have you ever thought about how old planet Earth is? Watch this clip to discover the age of the Earth, and the fast and slow changes that have been happening since its beginning. Find out about English scientist Charles Lyell and how his observations shaped our understanding of the Earth's geology today. The enormous scale ...

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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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Effects of dry weather

What do you feel like when the weather is hot and dry? Discover what happens to the land during dry weather. Look at how the landscape changes at different times of the year.

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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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Where does rain come from?

Rain comes from clouds but do you know how rain gets into clouds? This clip shows how clouds are formed (made). You will see how important the Sun is in making it rain.

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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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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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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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Is the supermoon really super?

Does the Moon ever appear bigger and brighter in the night sky? Find out as astronomer Tanya Hill from the Melbourne Planetarium explains why we sometimes see a 'supermoon'.

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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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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.