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Written by Gabrielle Tramby In this activity you’ll do maths like a computer. It’s a bit tricky, so younger readers may want to read the ‘What’s Happening?’ section first.

Written by Celia Berrell Regardless if it’s yours or mine, why is urine yellow? It’s mostly made of water yet becomes a stinky fellow! When blood’s red heme is broken down, it goes from brown to gold. You’ll see this if you get a bruise and watch it growing old.

Grab some tokens and let’s go! Here’s a simple game to play with a friend.

See if you can work out this puzzle. You might like to use an advent calendar to solve it, or maybe you could work it out in your head first!

Wishing all our readers a very happy holiday season, thank you for your support this year. Don’t forget we have loads of DIY science activities on this blog to try over the holiday break.

Recently we explained how some microbes keep us healthy. Unfortunately, not all microorganisms are helpful, and some cause illness. Recent discoveries could help keep nasties at bay.

Following a fatal attack off New South Wales, sharks are once again in the spotlight. As tragic as these events are, shark attacks are so rare, scientists aren’t sure why humans are bitten at all.

Coral reefs, rainforests, wetlands – these are just a few examples of ecosystems. But you don’t have to go travelling far and wide to find them. You have your own personal ecosystem that goes wherever you go: your microbiome.

A massive storm called Typhoon Haiyan hit the Philippines earlier this month. One of the largest storms ever observed, it has caused widespread destruction in the island nation. Typhoons, cyclones and hurricanes are all different names for the same thing: a particularly violent type of tropical storm. Which name it is given depends on where […]

With dry conditions and high temperatures, the risk of bushfires increases over the Australian summer. But while the destructive nature of fire cannot be denied, fire still plays an important role in some ecosystems.