Science / Year 7 / Science as a Human Endeavour / Nature and development of science

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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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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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Did you know that samples of polar ice can tell us what the atmosphere was like almost a million years ago? The Bureau of Meteorology has records that go back 3000 years! Why do you think scientists are interested in learning what the atmosphere was like before industrialisation?

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Listen to electrical engineering student Kulsoom Hussain describe her dream career. What are some of the challenges she says she'll face in trying to achieve her goals? What can you find out about the energy sources used in Australia? How much renewable energy is used to power our country?

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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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The first recorded expedition to Antarctica was in 1821. It was a place where no human lived. Thanks to the work of explorers and scientists we know a lot about the frozen continent.

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<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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Launching a satellite into space has always been the purview of those with hundreds of millions of dollars to spare, but Cube Satellites have started to change all of that. Most “CubeSats” are smaller than a loaf of bread, but these innovative machines are revolutionising the way we collect data in space. What do you think ...

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Visual art and science are often considered to be separate fields. Watch as Phred Petersen talks about the way he combines his passions of photography and science. What is the role of technology in enabling this crossover? What kinds of scientific discoveries can be assisted by high-speed photography? And how can scientific ...

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Australia has a long and proud history of excellence in science. How should we celebrate this? Watch this clip to find out about an Australian organisation that recognises and promotes outstanding scientific achievement. You'll also find why its Canberra headquarters is referred to as 'the flying saucer'!