A new study by Brown University researchers suggests that gold nanoparticles - microscopic bits of gold thousands of times ...

Hair spheres formed by proliferation of multipotent stem cells derived from human hair follicles. Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to ...

The image above was shown on a monochromatic display with pixels less than 100 micrometres across, about the width of a human hair ... pixels were scaled down to microscopic sizes.