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Listed under:  Technologies
Video

How do solar panels work?

The Earth intercepts a lot of solar power: 173,000 terawatts. That’s 10,000 times more power than the planet’s population uses. So is it possible that one day the world could be completely reliant on solar energy? Richard Komp examines how solar panels convert solar energy to electrical energy. This TedEd animation (4:58 ...

Video

Catalyst: Shining the light on a more sustainable globe

Artificial lighting methods have changed with the invention of new lighting technologies designed to be more energy efficient and to reduce the use of resources. Since electricity has been used as an energy source, incandescent and fluorescent globes and, more recently, light emitting diodes (LEDs) have been used in our ...

Video

Engineering clean rivers

Figuring out how to clean up contaminated rivers is a big challenge. It's also tricky to work out where the most contaminated parts of a river system are and whether its fish are safe to eat. Watch this video and learn how engineering has helped to solve these problems. Why do you think engineers looked to the bottom of ...

Video

Learning from design 'mistakes'

Finding the solution to a design problem involves generating creative ways to address a need or difficulty. Design is the key and it often involves an engineer. In this clip, explore what an engineer is and what they do, and see an example of how NASA engineers might plan, create and test an idea to fix a space station.

Video

What is a meat safe?

Before fridges were invented, people used meat safes to keep their food cool. But what is a meat safe? Watch this clip to find out! What was the meat safe made out of? How was it designed to keep bugs out? And how did the meat safe actually keep food cool? Think about the way we keep food cool today. How do the fridges ...

Video

Virtual reality and the stereoscope

Do you know what virtual reality (VR) is? VR is something you can experience if you put on a VR headset. The headset lets you see and hear things that make you feel like you're in a completely different place. Perhaps you've seen people using VR headsets or even tried one out yourself. In this video, Margot shows us an ...

Video

Ever seen robots play sumo?

Watch this clip to see sumo robots in action! UNSW student and Robogals member Jonathan Loong explains how the game works. How do the robots know when to turn around and move back into the ring?

Video

Why become an engineer?

Are you interested in improving the way people live? What are some of the other reasons Ashwini Ranjithabalan gives for wanting to be an engineer?

Video

Catalyst: Can you solve the 'travelling salesman problem'?

Imagine you are a salesperson having to travel between multiple locations. How would you achieve this in the quickest way possible? This is a problem that has stumped mathematicians for decades, and there is even a prize for anyone who can come up with an algorithm to solve it. In this video, three methods are used to try ...

Video

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 ...

Video

Landline: Drones and bugs

We don't normally associate robotics with farming but, in fact, robotics have revolutionised farming and agriculture in recent years. Find out how some strawberry farmers are using drones to disperse 'good' bugs for pest control management. Can you think of some other ways drones could be used to help farmers?

Video

An old camera

Watch as Margot shows you a camera from around 100 years ago! How would you describe it? How is it different to the cameras we use today? Are there any similarities? Can you find the lens on the camera that you or your family uses to take photos? How was getting your photo taken in the olden days different from the way ...

Video

How to build a Mars rover

Imagine if you were building a robot to help you explore Mars. That's exactly what these engineering students are doing. Watch this video to find out about their design process. How important do you think it is to test and review the final product after it has been built?

Video

And now for the Sun's weather

The Sun is the primary source of energy on Earth and plays a major role in the weather we experience, but how does it affect weather in space? Watch this animation showing what happens when there is solar wind, solar flare and even a solar storm. Find out about their impacts on our planet and on us.

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Counted: Australian culture in the 1960s

What was Australia like in the 1960s? Why does reporter Stan Grant say that "change is coming" at this time, for Aboriginal and Torres Strait Islander people? Choose one of the people mentioned in this video and do some research into their sporting, artistic or political achievements.

Video

Graphene: The new wonder material

Graphene is perhaps the most significant new material produced in recent years. It has many potential applications in electrical devices, biomedical technology and solar energy. Graphene is a form (allotrope) of carbon with some special chemical and physical properties. Watch this clip to explore the molecular structure, ...

Assessment

Year 2 history assessment - Investigating changes in technology: The past in the present

This is an assessment package that uses the Year 2 Australian Curriculum history achievement standard to gather evidence about how well students have demonstrated what they know, what they understand and what they can do in relation to the topic 'The Past in the Present'. Children compare sources from the past and the present ...

Video

ABC News: Full-on Aussies

How do people celebrate Australia Day where you live? Watch how diverse groups of Melburnians spend Australia Day in 2013, and hear some people talk about why they chose to become Australian citizens.

Online

Producing cattle and sheep...beef and lamb

This is a unit of work comprising five sequences of activities in which students investigate cattle and sheep production systems and present a documentary, song, poster or brochure in response. In the first sequence, students engage with the industries, sources of information and possible forms of response. In the second ...

Online

Investigating key Australian fibre production practices in the cotton, timber and wool sectors

This is a unit of work about how cotton, timber and wool are produced, processed and brought to customers in Australia. It explores: where cotton, timber and wool comes from; past, present and future production systems; and a range of other related topics including land management, water management, waste management, revegetation, ...