Australian researchers made a discovery that would push the boundaries of both biology and mining. They found that certain ...

We speculate that titanium dioxide in cosmetics and sunscreens may adsorb gold particles in jewelry that occasionally contacts these areas and cause contact dermatitis on facial skin despite the ...

But with most of the region’s easily accessible precious metals long gone, illegal mining operations now focus on extracting the soil’s hidden gold particles. To do this, the miners use a ...

“There are an enormous number of people using gold nanoparticles,” says Chad Mirkin, a chemist at Northwestern University whose own studies focus on how the particles could help turn off genes ...