With a new microscope that's as light as a penny, researchers can now observe broad swaths of the brain in action as mice move about and interact with their environments. As a mouse explores its ...

QIScope: When imaging low protein levels in live cells on the high-sensitivity QIScope, bioluminescence (blue) significantly outperforms fluorescence (green). (Courtesy: Ruyu Ma - Helmholtz Munich) A ...

“Cells don't like UV light,” said Lihong Wang, lead researcher on the study. “But if we can use 400-nanometer light to image the cell and achieve the effect of 200-nm light, which is UV, the cells ...