To get an up-close look at a patient's tissue, a doctor typically does a biopsy—chops off a tiny chunk of organ or tumor and sends it to a lab for processing. The lab encases the tissue in paraffin ...

Diagnosing cancer is no easy game. When a doctor detects a possible tumor, a biopsy is ordered. Biopsies, however, are invasive and not very precise, and the evaluation requires the sample be sent out ...

Electron microscopy is a unique method to study the structure of matter, providing images of various objects with magnifications up to the level of individual atoms by probing the samples with ...

A method for turning a small, $40 needle into a 3-D microscope capable of taking images up to 70 times smaller than the width of a human hair has been developed by scientists. the microscope technique ...