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Physical sciences posts

What’s Fahrenheit? Activity

by David, 15 August 2017 | 0 comments

A thermometer with both Celsius and Fahrenheit measurements.

Do you have friends from the United States? Have you ever found a recipe on the internet with ridiculously high oven temperatures? Do you have a grandparent (or great grandparent) who doesn’t like the ‘new’ way of measuring temperatures? You might need our quick guide to the Fahrenheit scale.

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Green eggs Activity

by David, 13 April 2017 | 0 comments

An egg with a green yolk in a bowl

Time for an Easter trick! There are lots of eggs around at this time of year, but this one is sure to raise some eyebrows. And when you’re finished, you can get your parents to help you cook your green egg, so you can gross out your entire family! Safety: Use clean hands and clean equipment…

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Hot top hat!

by David, 18 September 2016 | 0 comments

Perched high atop a giant shiny dish, sits a strange top hat. This hat is filled with high pressure steam, and it’s the secret to efficient solar power that can work even after the Sun sets. Welcome to the world of concentrated thermal energy. For several years, scientists from the Australian National University (ANU) have…

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Kirigami steers solar panels

by David, 15 December 2015 | 1 comments

When you’re installing solar panels, it’s important to point them at the Sun. But the Sun isn’t always in the same place – it moves across the sky over the course of a day. If you can aim the panels towards the Sun as it moves, they can produce up to 40 per cent more power…

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Solar race across Australia

by David, 30 October 2015 | 0 comments

In the latest issue of Double Helix magazine, we feature solar powered cars racing from Darwin to Adelaide. They zoomed to the finish line last week. The winner is Dutch team Nuon with their car Nuna 8!

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Friction frog Activity

by , 6 July 2015 | 0 comments

Make your own crazy climbing frog, using the power of friction. You will need A 20cm x 20cm piece of cardboard Two 5cm long pieces of drinking straw String Sticky tape Scissors Coloured pens, pencils, crayons, paints or textas Other decorations What to do

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The Year of Light Activity

by David, 2 March 2015 | 0 comments

2015 is the The International Year of Light and Light-based Technologies. To celebrate, we’re sharing some light-based articles and activities:

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2015 BHP Billiton Science Awards winners

by Nat, 9 February 2015 | 0 comments

A big congratulations to Dhruv Verma from Victoria and Jackson Huang from Queensland, the two winners of this year’s BHP Billiton Science and Engineering Awards. Dhruv was recognised for his PROTEGO project, and Jackson for his investigation into heartburn medication alternatives. See 2015 student winners for details of the winners and place getters. For more…

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Super sticking power

by , 12 December 2014 | 0 comments

Researchers have made sticky hand pads that let you climb walls like Spiderman. Inspired by gecko feet, a research lab at Stanford University in America developed the climbing device, which recently allowed a person who weighed 70 kilograms to climb a sheer glass wall. The team have also used the structure of gecko feet to…

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Blue is a Nobel colour

by , 17 October 2014 | 0 comments

What will make our future brighter? For thousands of years our lives have been lit by the Sun, by stars, by fire. Electricity brought new types of lights, ones we can summon at the flick of a switch. Not all lights were created equal. Some lights use more energy than others to create a glow….

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