Blog

Have you ever wondered why many old paintings are so shiny? It’s not the paint they used – it’s a varnish that’s applied on top of the paint. These chemicals are designed to enhance and protect precious artworks. And CSIRO just formulated a new varnish that’s taking the art world by storm!

We’re testing your science knowledge from A to Z! From animals quirks to the age of zircon, see if you can get all five questions right.

Washing your hands is important, but how do you know if it’s working? Make some safe but gross glow germs to find out how well you wash!

If you’re a bit of a germophobe, we have bad news for you. There are a lot of Australians who aren’t washing their hands nearly enough. That’s the conclusion of new research from the Food Safety Information Council.

Drop the ruler, watch for the jump… that’s the point of drop jump! Can you work out which matchbox tray the coin will fall into?

It’s spring, and in many areas of Australia that means it’s magpie swooping season. But next time you’re ducking an angry bird, be thankful you live now and not 90 million years ago. Back then, the swooping might have come from something much larger.

This quiz we’re looking at volumes. Time to fill up on some science knowledge!

A magnifying glass can bend light waves to make an object look bigger. Can you make a magnifying glass for sound waves too?

By Andrea Wild and Bryan Lessard Insect populations boom during warmer and wetter months. But have you ever wondered where they go during winter?

Dip below the surface to discover the extraordinary plants and animals that call Sydney Harbour home.