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Make a reed switch Activity

by Mike, 10 June 2021 | 0 comments

By Mike McRae and David Shaw Attracted to doing some hands-on science? Why not use a magnet to create a ‘reed switch’?

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How do ‘I am not a robot’ quizzes work? News

by David, 9 June 2021 | 2 comments

A computer screen saying 'I'm not a robot'

By Mike McRae Double Helix magazine is looking for your questions! Our Microscope column answers the most intriguing science, tech, engineering and maths queries you can throw at us. Comment down below with your question, or email us at Helix.Editor@csiro.au. The best questions will be published in our magazine! Here’s a sample question to get…

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Ancient tools meet nuclear technology News

by David, 19 November 2020 | 1 comments

Image of traditional tools labeled and placed in a box.

Yandruwandha Yawarrawarrka Traditional Owners recently travelled to Lucas Heights, home of Australia’s nuclear reactor. They’re searching for clues from nuclear science to help tell the story of some ancient tools.

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Airbag bang Poem

by Jasmine, 5 December 2019 | 1 comments

Inflated airbag and manequin

Written by Celia Berrell A small steel ball in a short smooth tube held in place by a spring, is the kind of switch that works in a twitch and starts an exploding thing.

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How green is a flying car? News

by David, 16 August 2019 | 0 comments

Artists impression of a flying car above a city scape.

People have been dreaming of flying cars for more than a century, and they’re almost here. There are plans to test a flying taxi from Melbourne airport as soon as next year. Flying cars are quick and oh-so-cool, but are they good for the planet?

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No can opener? No problem! Activity

by David, 4 April 2019 | 0 comments

Taking the lid off a can of baked beans.

When opening a tin can, chances are you’ll turn to a can opener or use a ring pull. But these are not the only ways to crack open a tin. In this activity, try using sandpaper to remove the top of a can!

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How to fly without moving News

by David, 6 December 2018 | 2 comments

Futuristic glider plane with blue wings.

If you want to fly, you’ve got to move, right? Birds flap, propellers whirr, and if you’ve ever watched the spiral painted on the middle of a jet engine, you’ll know they spin too. But recently, researchers from Massachusetts Institute of Technology in the United States created a plane with no moving parts at all.

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Fact vs fiction in Ant-Man and The Wasp News

by Jasmine, 27 September 2018 | 1 comments

It’s exciting to get swept up in the fictional world of a good movie, but do you ever wonder if the story line is really possible? Sit back and pass the popcorn as we take a closer look at the science and technology behind Ant-Man and The Wasp.

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Flying cups Activity

by David, 9 August 2018 | 5 comments

Someone streching a rubberband attached to a paper cup in readiness to launch the cup.

Do you like paper planes? Here’s a different glider to try, made from cups. You might be surprised at the path it takes when it flies!

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Pulling pulleys Activity

by David, 26 July 2018 | 2 comments

Photo of a bobbin attached by a loop of string to a drink bottle, with another srting loop going upwards out of the shot.

Have you ever wondered how cranes can lift such heavy things? Their pulleys really help lighten the load. In this activity, have a play with some pulleys. These simple machines can make heavy weights as light as a feather!

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