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Young engineer cleans windows and saves lives News

by David, 24 May 2018 | 0 comments

Photo of a young man with a screw driver, adjusting a machine.

If you hate cleaning windows, then do we have the invention for you! Sydney high school student Oliver Nicholls has developed a robotic window cleaner that has impressed the world. In fact, he just took out the top award at the Intel International Science and Engineering Fair (ISEF) in Pittsburgh in the United States!

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Hot stars and heavy air – a quick quiz Quiz

by David, 23 May 2018 | 0 comments

Black lightning bolt in purple circle

Ready to test your knowledge? In this quiz we’ve got a range of questions, about distant stars to the very air we breathe!

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Play Scopa Activity

by David, 17 May 2018 | 0 comments

Some playing cards

Here’s a traditional card game that’s bound to get your brain pumping. Being able to add up will help, but there’s plenty more to puzzle over!

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Half of 12 brainteaser Brainteaser

by David, 16 May 2018 | 0 comments

Brain icon

You probably know that half of 12 is six. But the other day, I caught a glimpse of a clock peeking between buildings. At that moment, I noticed that sometimes, half of 12 is seven. How is this possible?

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Faintest touch, lightest force News

by David, 10 May 2018 | 0 comments

Image of the force detector, a metal box with electrodes either end, a lens. Red and orange illustrate the movement of the atom when force is applied.

What’s the faintest touch you can feel? A feather on the back of your hand, a whispered breath in your ear? Scientists from CSIRO and Griffith University just built a device that feels much lighter touches – in fact, it’s the most sensitive force detector on the planet!

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Sizing up the Sun – a quick quiz Quiz

by David, 9 May 2018 | 6 comments

Black lightning bolt in purple circle

Here’s a quiz to get your brain pumping. Test your knowledge of floating metals, and not one but two questions about the closest star to home – our Sun! If you’re after more fun science for kids, subscribe to Double Helix magazine!  

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Make a cloud Activity

by David, 3 May 2018 | 0 comments

Photo of a glass jar with water in the bottom and a baloon stretched over the opening.

Create a cool cloud inside a jar using these instructions.

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Square and cube number brainteaser Brainteaser

by David, 2 May 2018 | 0 comments

Brain icon

When you multiply a whole number by itself, you get a square number. When you take three copies of a whole number and multiply them all together, you get a cube number. There’s only one two digit number that is both a square and a cube. Can you work out what number it is?

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This DNA has lumps News

by David, 26 April 2018 | 0 comments

Image through a microscope, magnifying spiral strands and shapes on a blue background

Inside most cells in your body, there’s a copy of your entire genetic code. It contains instructions that help build and maintain your body. If you imagine DNA in its double helix form, it’s a beautiful, perfect package. Except, maybe DNA doesn’t always look so perfect after all. A team of Australian researchers just discovered…

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From dragonflies to The Dish – a quick quiz Quiz

by David, 25 April 2018 | 0 comments

Black lightning bolt in purple circle

Think you’re scientifically savvy? Give this week’s quick quiz a try! Test yourself on tectonics and trilobites, work out how many legs a dragonfly has to stand on, and reveal what’s detected by The Dish.

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