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In the southern parts of the world, spring has sprung, and there’s a lot more sunshine about. See how you go with this solar themed quiz!

Feeling bright? This quiz has a couple of star questions that are bound to bend your brain.

Double Helix magazine is looking for your science questions! Our Microscope column answers the thorniest science queries you can throw at us. Email us at Helix.Editor@csiro.au or via our contact details below and you could have your question published. Here’s a sample question to get you thinking. Aisha Goshti asks: Why does the Sun makes […]

If you’ve ever flown overseas, you might have experienced jetlag. For example, daytime in London is night in Sydney, so your body can get very confused on a journey between the two. But jetlag isn’t just a human phenomenon, or even just an animal phenomenon. Turns out sunflowers can get jet lag too!

Learn about latitude, and find out where exactly on the Earth you are!

Have you ever wanted to measure something truly ridiculous? With a lamp and a piece of paper, you can answer a silly sounding question: How bright is the Sun?

On a dark night, far from the Equator, you might be lucky enough to spot an aurora: a shimmering, colourful glow in the sky. This natural light show has captivated people for thousands of years. While it is mostly associated with cold, dark nights near the poles, auroras have a much brighter, warmer origin: the […]

Welcome to Double Helix magazine’s Q&A section – Microscope. We take a close look at small questions full of big ideas. Q: What is the weight of a rainbow?

Imagine a flat spiral, similar to a snail’s shell, coming closer and closer to a point. Now imagine more spiral lines, all centred on the same point. This shape looks like the clouds over a cyclone, or a whirling galaxy.