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Spaced out – a quick quiz Quiz

by David, 18 November 2020 | 0 comments

Black lightning bolt in purple circle

Here are five space science questions to challenge you. Is your mind a great expanse, or are you a bit spaced out?

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Mountain air pressure Activity

by David, 12 November 2020 | 3 comments

Holding up an eempty drink bottle with mountain in the background.

Here’s a great excuse for a trip up a mountain! Grab some bottles and learn why it’s hard to breathe at the top of tall mountains.

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Rubble on the double: a spacecraft’s dash for asteroid dust News

by David, 5 November 2020 | 2 comments

Metalic box like space craft, standing in one leg on a dark flat surface.

For almost two years, NASA’s OSIRIS-REx spacecraft has been orbiting an asteroid named 101955 Bennu. It’s done tons of science, scanning the rock from many angles. Right now, OSIRIS-REx is preparing to head back to Earth. But before leaving Bennu, the spacecraft reached out and touched the asteroid.

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Food – a quick quiz Quiz

by David, 4 November 2020 | 0 comments

Black lightning bolt in purple circle

By Krishitha Gopalakrishnan Everything is related to science. Take your food for example. Carrots, burgers, ice-cream…you name it! Let’s see how well you know your food with a few questions!

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Can’t find your apple? Your brain’s to blame News

by David, 29 October 2020 | 2 comments

Image of a chi looking at food on a bench.

By Krishitha Gopalakrishnan Have you noticed how you always seem to remember where you hid that chocolate bar but that apple you thought you’d packed for school suddenly seems to have disappeared? Don’t worry, it’s in our genes! It turns out that humans are better at recalling where junk food is.

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Sugar snake Activity

by David, 16 October 2020 | 0 comments

Ash and flames in a foil tray.

Here’s a fun little firework you can make at home. A couple of simple household chemicals grow into a gigantic black snake!

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Making More Hands-On Science Update

by David, 15 October 2020 | 0 comments

This month, CSIRO released its latest collection of favourite hands-on activities for kids. The Double Helix editorial team explains the thinking, splashes, scares and surprises they encountered while testing their new book: More Hands-On Science.

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Wet weather ahead! News

by David, 9 October 2020 | 0 comments

A kookaburra in the rain

The Bureau of Meteorology is predicting a wet spring and summer for Australia. How can they be confident in these long-term predictions? It’s because they’re not just watching weather as it happens, they’re also looking at what causes the weather.

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Fun factoids – a quick quiz Quiz

by David, 7 October 2020 | 0 comments

Black lightning bolt in purple circle

Are you a science trivia buff? See if you know these fun factoids!

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Our quiet Sun is starting to wake up News

by David, 24 September 2020 | 1 comments

Solar flares on the surface of the sun. Active and less active.

The Sun is a colossal raging ball of heat. Atoms are fused together in its crushing depths, releasing awesome amounts of energy and spewing gigantic flares from its surface. But for the past few years, the Sun has been calmer than usual.

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