A new study by Brown University researchers suggests that gold nanoparticles—microscopic bits of gold thousands of times thinner than a human hair—might one day be used to help restore vision in ...

Brent Chapman can see again after doctors pulled out one of his teeth, flattened it, drilled a hole in it, placed a lens inside and implanted the tooth in one of his eyes. It seems bizarre, but the ...

In a study published in the journal ACS Nano and supported by the National Institutes of Health, the research team showed that nanoparticles injected into the retina can successfully stimulate the ...