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Your search returned 156 results

Video

Structures and Bonding

  • TLF-IDM016609

This simulation allows students to explore the chemical reactions between hydrogen, oxygen, carbon, nitrogen and chlorine. They can form water, carbon dioxide, hydrochloric acid, ammonia and methane. Word and chemical equations are provided. The diagrams distinguish single, double and triple bonds and shapes of molecules.

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Video

Inca trails

  • TLF-IDM016613

This 10 minute video segment from Catalyst how a group of Australian archaeologists have studied evidence of a network of roads and associated ruins that were once part of the Inca civilisation.

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Video

What has Darwin Done for Us?

  • TLF-IDM016619

This 7 minute video segment from Catalyst outlines the impact of the work of Charles Darwin on specific Australian scientists and as such addresses aspects of the nature and history of science.

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Video

Seahorses

  • TLF-IDM016644

This six and a half minute video segment from Catalyst shows one of the most beautiful and bizarre creatures under the sea, the seahorse. Their highly unusual reproduction has not been sufficient to overcome the impacts of habitat destruction and human predation.

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Video

Stems Cells in the Brain

  • TLF-IDM016154

This seven and a half minute video segment from Catalyst outlines how the discovery of stem cells in the brain marks a potential breakthrough in understanding the process of ageing in the brain. If brain stem cells can be regenerated through exercise or mental activity, can ageing be delayed?

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Video

Bubble mining

  • TLF-IDM016671

This 5 minute video from Catalyst describes froth flotation that has been used to separate some useful components out of mixtures in mining. Laureate Professor Graeme Jameson pioneered a way to help the mining industry extract fine particles and led to the development of the Jameson Cell. His scientific approach is now ...

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Video

Grand Daddy Fish

  • TLF-IDM016161

This six and a half minute video segment from Catalyst demonstrates how we draw inferences from observations of fossils. Fossil fish from the Devonian Period have produced some amazing discoveries. Last year a few of them were found with embryos inside and one even had a fossilised umbilical cord. This year they have found ...

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Video

Very Large Telescope

  • TLF-IDM016690

This 10 minute video segment from Catalyst explains why the telescope is located where it is and relates it to the properties of light.

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Video

Rob Harcourt

  • TLF-IDM016728

This 6 minute video segment from Catalyst highlights a number of diverse investigations that are part of the work of a marine biologist. It uses an incredible collection of photographs to inform and inspire people about conservation.

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Video

Too cold for cane toads

  • TLF-IDM016198

A new study reported in this video segment has looked at how temperatures impact cane toad movement and has aided in the development of a model that indicates that their geographical spread is limited. An excellent example of the use of mathematical modelling in scientific research and how scientists have tried to address ...

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Video

Dingo secrets

  • TLF-IDM016205

This 9 minute video segment from Catalyst shows a biologist is finding out about how a family of multi-coloured dingoes is challenging our very idea of these animals. Technology has been invaluable in learning how young dingoes are taught adult behaviour and survival behaviours of the pack.

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Video

Sea Urchins

  • TLF-IDM016244

This 7 minute video segment from Catalyst describes an excellent example of how biologists have worked to investigate and solve a problem of an invading species of sea urchin that was devastating a marine ecosystem. The scientific approach to develop a biological control needed to rely on technologies such as radio tracking ...

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Video

Squeaky sand

  • TLF-IDM016308

This six minute video segment from Catalyst Two compares two beaches, one with white squeaky sand, the other with darker non-squeaky sand and their sand studied under a microscope. Dr Tim Senden attempts to shed some light on this mystery with the use of a visual model. Sand avalanches and the production of sound come into ...

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Video

Sexual selection

  • TLF-IDM016309

This 5 minute video segment from Catalyst describes how Charles Darwin has revolutionised the way we understand modern biology and evolution. A scientist in Queensland put one of his theories under the microscope by testing to see if more brightly coloured male butterflies have greater success in mating. He speculates that ...

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Video

Hendra Virus

  • TLF-IDM016322

This 11 minute video segment from Catalyst describes research into the Hendra virus with its high mortality rate and animal vectors.

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Video

Torres Strait Light Infantry Battalion, c1942 - item 1 of 2

  • TLF-IDR8917

This clip from a silent black-and-white home movie shows Torres Strait Islander servicemen undertaking army training drills on Thursday Island (Weiban) during the Second World War. It opens with a long shot of barefoot uniformed men marching in formation, and passing behind a squad of stationary men. It then cuts to shots ...

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