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Biological sciences posts

Glow germs Activity

by David, 31 October 2019 | 4 comments

Image of a hand under purple light.

Washing your hands is important, but how do you know if it’s working? Make some safe but gross glow germs to find out how well you wash!

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Did you wash your hands? News

by David, 24 October 2019 | 0 comments

A girl and a boy washing their hands in the bathroom sink.

If you’re a bit of a germophobe, we have bad news for you. There are a lot of Australians who aren’t washing their hands nearly enough. That’s the conclusion of new research from the Food Safety Information Council.

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Pterosaur tears up ancient sky News

by David, 10 October 2019 | 0 comments

A pterosaur - a flying reptile from the age of the dinosaurs

It’s spring, and in many areas of Australia that means it’s magpie swooping season. But next time you’re ducking an angry bird, be thankful you live now and not 90 million years ago. Back then, the swooping might have come from something much larger.

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Bugs are back, but where have they been? News

by David, 26 September 2019 | 0 comments

Brown moth with segmented, furry body.

By Andrea Wild and Bryan Lessard Insect populations boom during warmer and wetter months. But have you ever wondered where they go during winter?

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The Beauty Beneath – Underwater Sydney Book

by David, 12 September 2019 | 2 comments

seaweed and fish under the sea

Dip below the surface to discover the extraordinary plants and animals that call Sydney Harbour home.

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Poems from the periodic table News

by Jasmine, 15 August 2019 | 2 comments

Is there a chemical element you love the most? To celebrate the International Year of the Periodic Table in 2019, Double Helix is running a poetry competition for school-aged students with support from the Royal Australian Chemical Institute (RACI). Meet our chemistry expert and competition judge, Michelle Neil!

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Super-quick reflexes? Just add electricity! News

by David, 1 August 2019 | 0 comments

Photo of a young boy with his eyes shut, juggling three balls.

Have you ever wished you had superhuman reflexes? In a simple but effective experiment, scientists from Sony Computer Science Laboratories and the University of Chicago used electrodes to improve people’s reaction times.

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Lizard smarts: baby blue-tongues born clever News

by David, 18 July 2019 | 3 comments

A small blue tongue lizard on a person's hand.

Have you ever looked through your old school books? You might be surprised at how many mistakes you used to make, or the things you didn’t understand. Human brains take decades to fully develop, but eastern blue-tongue lizards might be born as clever as their adult counterparts.

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T-shirt dye designs Activity

by David, 13 June 2019 | 0 comments

Time to get creative! With some permanent markers and methylated spirits, you can use chemistry to make some cool looking t-shirt designs.

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Do cats recognise their own names? News

by David, 9 May 2019 | 2 comments

Plenty of owners will tell you their cats are smart, compassionate and wonderful creatures. Scientists are curious about whether this is actually the case. Until this year, scientists weren’t even sure if cats knew their own names.

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