One of the biggest problems in looking at biological tissues through a microscope is the lack of contrast. Basically, everything, with the exception of red blood cells, is transparent to visible light ...

Figure | Working principle of Interferometric Image Scanning Microscopy (iISM). (a) Schematic of the iISM microscope and interferometric PSF detection. (b) iISM with adaptive pixel-reassignment (APR) ...

In the past decades, absorption modalities have emerged as powerful tools for label-free functional and structural imaging of cells and tissues. Many biomolecules present unique absorption spectra ...

Nutrition labels that are found on just about every piece of packaged food could be getting a new look in the U.S., with a greater focus on calories and added sugar. The changes, proposed by the Obama ...