From Archimedes’ principle to mass spectrometry, there are plenty of ways to test the purity of gold.
Contracts for exploring the deep sea are due to expire before a safe mining code can be agreed.
Within the growing mountains of electronic waste, precious metals lie waiting to be recovered.
The Chinese army marches past the entrance to the Forbidden City on the occasion of the 2020 session of the National People’s Congress on May 22 in Beijing.
This week, our experts are looking at the major trends in post-crisis globalisation.
Pulsed extraction column (normally positioned vertically).
JCP Gabriel, CEA Marcoule DES/ISEC/DMRC
Electronic waste is accumulating and is a resource to be exploited. Microfluidic devices allow the development of recycling, including the recycling of rare earths – a precious resource.
Before taking that tempting upgrade, ask yourself if it’s really necessary.
The most sustainable phone is the one you already own. But if you’re in the market for a new handset, consider choosing one with replaceable parts to avoid having to replace the whole thing again.
Twinkle, twinkle, little star…
The precious metal is literally extra-terrestrial, produced in the heart of the stars. How and under what conditions? Scientists know more thanks to a double astrophysical observation.
iPhones, Boeing 787s, Teslas and a whole host of other technologies all rely on rare metals – so much so that a new era beckons.
It would be a waste, and environmental hazard, to see them thrown in the bin.
There are precious, and toxic, minerals in our old mobile phones. Far better to recycle them than dump them in the trash.
Rare earth elements, the unusual spices of the industrial world.
Metals are generally abundant throughout the Earth’s crust, but not always at the right cost in the right place at the right time.
Bill David Brooks
Fears over China’s ability to cope with its debt crisis and renewed doubts over recovery in the US have sent investors running back to old faithful: gold. But markets look as if they are favouring tradition…