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Heat avoider Activity

by David, 23 June 2021 | 1 comments

Foil and paper strip curling as it is held over a candle flame.

Make a curious device that doesn’t like being put near a candle flame. When it gets hot, it curls away!

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Absolute zero is absolutely impossible! News

by David, 31 January 2018 | 0 comments

Photo of a thermemeter in the scortching sun with a reading of above 100 degrees farenheit.

What’s the coldest thing in the universe? You may have heard of absolute zero, the coldest temperature possible. But a clever bit of mathematics has shown it might not be possible after all!

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Know your temperatures News

by Jasmine, 1 April 2014 | 0 comments

Panda eating ice cream.

Written by Matthew Dunn Illustrated by Alex Hallatt From absolute zero to the surface of the Sun, there’s a whole range of temperatures in our Universe. Let’s learn more!

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Microscope: Fire vs lava News

by Mike, 29 August 2013 | 7 comments

Stylised image of an erupting volcano

Welcome to Double Helix magazine’s Q&A section – Microscope. We take a close look at small questions full of big ideas. Q: I want to know which is hotter, fire or lava? Or are they both the same?

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