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Written by Sarah Kellett Humans produce a lot of waste, from flushing toilets to mining metals, like the copper in electrical wires that power computers, phones and tablets. To clean up our act, a new way to purify contaminated wastewater from mines has been developed by CSIRO scientists.

Written by Sarah Kellett Cross-species communication between citrus plants, bacteria, jumping plant lice and wasps begins with a fresh, minty smell.

Written by Sarah Kellett The way a moth’s eyes have adapted to darkness may help us stop glare from the Sun. Despite their tendency to circle light bulbs, moths have eyes that are designed for darkness. Each eye has a bumpy pattern that stops light reflecting off the surface, possibly helping the moth see in…

Written by Neha Karl Is it a fish? Is it a boat? No, it’s Argo float – a robot ready to dive deep and collect information about the ocean!

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.

Written by Sarah Kellett Bottles of champagne may send corks sky high, but spacecraft take cork as far as Mars. Their success depends on it. Cork reached new heights as part of the protective aeroshell that insulated the Mars rovers Spirit, Opportunity and Curiosity from the intense heat of entering the Martian atmosphere.

Imagine you have a massive pile of rocks. You think there might be gold in the rocks, not much, but enough to make some money. Now it might be easier to find out how much hidden gold there is.

Keen to blow some seriously big bubbles? Try making this bubble mix!

A fridge or freezer can preserve food for weeks, months or years. But that’s nothing compared to glaciers, with layers of ice preserving information about Earth’s climate for thousands of years.