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Laser light is not the same as other kinds of light. In this activity, discover some of the ways it is special, and make a really cool pattern!

Chemical formulas, such as H2O (water) and CO2 (carbon dioxide), are handy as they identify which atoms are present in a chemical compound. This can in turn help to make predictions about their properties. But only knowing which atoms make up a compound sometimes isn’t enough. It helps to know how the atoms are arranged.

Follow these instructions and create a work of art out of bubbles, while learning some maths.

Dogs chase cats – it’s one of the facts of life. However, what seems to be true in the backyard might not be the case in the Australian bush.

Brain freeze Written by Tom Dullemond We’d only lived on Terminus for a week and seen nothing but blizzards. Finally, it was a clear cold day, and mum’s company had just delivered the latest snow tractor.

Citizen science is on the rise. More and more, amateurs, or ‘citizen scientists’ are given opportunities to help scientists.

If you read scientific reports closely, you will come across words such as error and uncertainty. What do they mean? If a teacher tells you that you made an error on a test, then you got something wrong. In everyday language, that’s what error often means – a mistake.

Say cheese and flash that beautiful smile. You should be proud of those choppers; after all, teeth have been around for nearly half a billion years.

Mario has a whole pizza that hasn’t been cut. He cuts the pizza in half, and then cuts each of those pieces in half to make four pieces. He then cuts all of those slices in half, and then those in half and so on.

Written by Emma Bastian How do you weigh a dinosaur? It’s a simple question with a very complex answer.