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Struck by lightning – a quick quiz Quiz

by David, 5 October 2022 | 1 comments

A flash and a bang! This quiz is all about electrical storms. Can you catch lightning in a bottle and get 5/5 this quiz?

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What caused this circle in the desert? News

by David, 29 September 2022 | 2 comments

Orange yellow and green image with an orange dot within a ring in the centre.

In between Adelaide and Perth lies the Nullarbor, a vast, dry plain. It’s famously flat; the railway line goes dead straight for almost 500 kilometres before it needs to turn. But hidden in the saltbush, scientists saw a strangely circular hill. So where did this circle come from?

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Let’s hear it for the girls! News

by Jasmine, 28 September 2022 | 0 comments

Two girls looking at a model DNA double helix

We’re looking forward to next year’s International Day of Women and Girls in Science. So, we want to hear from Double Helix readers who are girls.

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So many legs! – a quick quiz Quiz

by David, 8 September 2022 | 1 comments

We humans only have 2 legs, but a lot of creatures have many more. Do you have the legs to go the distance and get 5/5 on this quiz?

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Picture This News

by Fiona, 1 September 2022 | 0 comments

Person in labcoat, mask and gloves looking at a screen and pressed plant specimens

Open the large sliding cabinets to shelves, stacks and pigeonholes. In front of you is a plant collection with nearly a million different specimens. But what’s with the conveyor belt?

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Hooray for biodiversity – a quick quiz Quiz

by David, 25 August 2022 | 1 comments

September is Biodiversity Month. Celebrate by taking this quiz about the variety of life you’ll find here on Earth. How biodiverse is your knowledge?

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Balloon bagpipes Activity

by David, 18 August 2022 | 0 comments

A person holding a recorder and a balloon under their arm.

Have your parents ever told you to stop playing the recorder because you’re being too noisy? Follow these instructions to turn that recorder into a bagpipe instead!

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The sounds of sizzle! News

by David, 17 August 2022 | 2 comments

A prawn held in chopsticks, sizzling in a pan.

Physics can be mouth-watering. Think of the sizzle as chips deep-fry. Turns out there are 3 kinds of sizzle sounds! Can you read this without getting hungry?

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How changing dog food changes dog poo News

by David, 4 August 2022 | 0 comments

Cute Silkie Terrier dog next to a bowl of dog food.

If you get bored eating the same thing over and over, spare a thought for dogs. Many pet dogs eat the same thing every day, week after week. And a change in food can be abrupt – empty the old bag of dog food, and start with something brand new. But how long does it take a dog to adjust to a new diet?

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Reflective roads Activity

by David, 3 August 2022 | 0 comments

Road paint is surprisingly shiny! Image: ©iStock.com/NYC Stock Photos

Have you ever sat in the front seat of a car at night? Road reflectors, street signs and even road paint all shine bright under car headlights. Make your own ‘road paint’ and see if you can make it shine with glass beads!

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