Katie has a PhD in maths, specializing in the intersection of dynamical systems and number theory. She reports on topics from maths and history to society and animals. Katie has a PhD in maths, ...

What if your old bottle of cooking oil could help save the planet and your smartphone? That's the big idea behind a groundbreaking discovery by researchers in Finland. Scientists from the University ...

A small molecule that naturally serves as a binding site for metals in enzymes also proves useful for separating certain rare earth metals from each other. In a proof of concept, the process extracts ...

Scientists have figured out a way to recycle important metals trapped inside electrical waste. Using textiles, researchers from the Korea Institute of Science and Technology (KIST) have improved the ...

Discover how India and South Africa are confronting the urgent challenge of e-waste, the fastest-growing waste stream ...

Toys are a much larger contributor to electronic waste than vapes, according to an analysis by the United Nations. In advance of International E-Waste Day on 14 October, the Waste Electrical and ...

The phone or computer you’re reading this on may not be long for this world. Maybe you’ll drop it in water, or your dog will make a chew toy of it, or it’ll reach obsolescence. If you can’t repair it ...

Your smartphone begins life neatly packed into a well-designed box. Chances are it will end its days in a more ignominious manner. Assuming it doesn’t end up rattling around in a junk drawer, it will ...

The study shows that East African cities face a rapidly growing waste crisis that current disposal-based systems cannot ...

If all 62 million metric tons of electronic waste the world produces in a year were loaded into garbage trucks, they’d encircle the planet bumper to bumper, according to a recent United Nations report ...

Sustainable living is moving beyond awareness and into everyday action across residential communities in Thailand, as a new initiative encourages households to take responsibility for electronic waste ...

Hate mealy apples and soggy french fries? Science can help.Restaurants, grocers, farmers and food companies are increasingly turning to chemistry and physics to tackle the problem of food waste.Some ...