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Written by Kerry Dent Difficulty: Tricky On the expedition’s small BBQ, only two potato cakes will fit at the same time.

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!

Double Helix magazine is looking for your questions! Our Microscope column answers the most intruiging science, tech, engineering and maths queries you can throw at us.

Here are two egg experiments in one! Turn your eggs rubbery by dissolving their shells, and then make one grow and the other shrink with the power of salt water.

It’s exciting to get swept up in the fictional world of a good movie, but do you ever wonder if the story line is really possible? Sit back and pass the popcorn as we take a closer look at the science and technology behind Ant-Man and The Wasp.

There’s something for everyone in our mixed bag. Try this fun mix of questions from across the sciences.

It’s time to push the limits! Can you take it to the maximum and get a high score?

Double Helix magazine is excited to announce that we’re merging our newsletters Science by Email and Maths by Email, and adding a splash of technology and engineering news. Keep an eye out for our new look email, called Double Helix Extra!

In a recent blog post we reported on farts, a type of methane emission. When talking about these emissions, we made an omission. That is, we should have mentioned burps as well as farts.

Written by Julia Cleghorn Cow farts and burps are a big, smelly problem. They contain a lot of methane – a greenhouse gas that contributes to climate change. Kangaroos, on the other hand, produce a lot less methane when they toot.