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As long as a thumb and with a six-centimetre wingspan, you’d think it would be hard to miss Wallace’s giant bee.

Here’s a classic activity with a showy twist. Surprise your friends by inverting a water bottle without spilling its contents!

Imagine bacteria, clinging to a rock, floating deep in space. The rock was once blasted off its planet by a cataclysmic explosion. Hundreds of years in the future, the rock encounters a new planet, bringing these lonely bacteria with it. The question is, could the bacteria survive?

Written by Elvina Lee As they say in Star Trek, “Space: the final frontier”. How well do you know this big beyond? This week’s quiz will test your familiarity with all things space. If you’re after more fun science for kids, subscribe to Double Helix magazine!  

Written by Elvina Lee What’s the festive season without bells? Here’s an activity you can do, without the headache of excess jingling!

Here’s a balancing game, but with a bit of practice you will always win! Why? Because you’ve set up a clever trick.

A walk in the Australian bush can occasionally reveal piles of strange, cube-shaped poo, carefully balanced on top of rocks. Although it might seem like a prank, they’re perfectly natural. Chances are, this cube poo has been ejected from a wombat’s rear end.

Do you get annoyed when you get a plastic straw with your drink? Instead of throwing it out, take it home and use it to make a musical instrument!

The Great Barrier Reef has had a rough time. Rising temperatures , storms and attacks from crown of thorn starfish are among the problems damaging the reef. This year, scientists are aiming to supercharge its recovery with a new robotic helper.

You might not think about it much, but there’s an amazing planet under your feet. Dig down about 50 kilometres and the rocky crust begins to give way to the hot, soft mantle. Deeper down, the rocks get hotter and runnier, reaching temperatures of thousands of degrees.