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, ...

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 ...

In an era where technology evolves at a breakneck pace, our reliance on electronic devices is at an all-time high. This rapid advancement, however, brings with it a significant challenge: electronic ...

E-waste has become a global problem. Unfortunately, the majority of discarded used technology, known as e-waste, is dumped or processed in unsafe conditions. Around 78% of electronic products aren’t ...

People use computers assembled from discarded and recycled electronic components during the 3rd Federal Cyberciruja Meeting in Buenos Aires, on August 16, 2025. [AFP] Need a new gaming console? Just ...

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 ...

When he was just 18 years old, Emmanuel Akatire traveled about 500 miles from his home in Zorko, Ghana, to Accra, the nation’s capital, to find the only work he could — sifting through vast piles of ...